diff --git a/HMCL/build.gradle b/HMCL/build.gradle
index 007f8781c..7afabd5d7 100644
--- a/HMCL/build.gradle
+++ b/HMCL/build.gradle
@@ -25,7 +25,7 @@ if (!hasProperty('mainClass')) {
     ext.mainClass = 'org.jackhuang.hellominecraft.launcher.Main'
 }
 
-def buildnumber = System.getenv("BUILD_NUMBER") == null ? ".2" : "."+System.getenv("BUILD_NUMBER")
+def buildnumber = System.getenv("BUILD_NUMBER") == null ? ".4" : "."+System.getenv("BUILD_NUMBER")
 
 String mavenGroupId = 'HMCL'
 String mavenVersion = '2.3.5' + buildnumber
@@ -40,6 +40,10 @@ buildscript {
     repositories {
         mavenCentral();
         
+        maven {
+            url "https://libraries.minecraft.net"
+        }
+        
         dependencies {
             classpath 'net.sf.proguard:proguard-gradle:4.10'
             classpath 'edu.sc.seis.gradle:launch4j:1.0.6'
diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/Launcher.java b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/Launcher.java
index 5675fb8b6..8e64002c6 100644
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/Launcher.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/Launcher.java
@@ -30,10 +30,8 @@ import org.jackhuang.hellominecraft.utils.StrUtils;
 import org.jackhuang.hellominecraft.views.LogWindow;
 import org.jackhuang.hellominecraft.launcher.launch.MinecraftCrashAdvicer;
 import org.jackhuang.hellominecraft.utils.DoubleOutputStream;
-import org.jackhuang.hellominecraft.utils.system.JdkVersion;
 import org.jackhuang.hellominecraft.utils.LauncherPrintStream;
 import org.jackhuang.hellominecraft.utils.system.MessageBox;
-import org.jackhuang.hellominecraft.utils.system.Platform;
 import org.jackhuang.hellominecraft.utils.Utils;
 
 /**
@@ -47,11 +45,8 @@ public final class Launcher {
     }
 
     public static void main(String[] args) {
-        Thread.currentThread().setName("launcher");
         println("*** " + Main.makeTitle() + " ***");
 
-        LogWindow.instance.setTerminateGame(() -> Utils.shutdownForcely(1));
-
         boolean showInfo = false;
         String classPath = "";
         String mainClass = "net.minecraft.client.Minecraft";
@@ -64,18 +59,16 @@ public final class Launcher {
             else if (s.equals("-debug")) showInfo = true;
             else cmdList.add(s);
 
-        String[] cmds = (String[]) cmdList.toArray(new String[cmdList.size()]);
-
         String[] tokenized = StrUtils.tokenize(classPath, File.pathSeparator);
         int len = tokenized.length;
 
         if (showInfo) {
+            LogWindow.instance.setTerminateGame(() -> Utils.shutdownForcely(1));
             try {
                 File logFile = new File("hmclmc.log");
                 if (!logFile.exists()) logFile.createNewFile();
                 FileOutputStream tc = new FileOutputStream(logFile);
                 DoubleOutputStream out = new DoubleOutputStream(tc, System.out);
-                Launcher l = new Launcher();
                 System.setOut(new LauncherPrintStream(out));
                 DoubleOutputStream err = new DoubleOutputStream(tc, System.err);
                 System.setErr(new LauncherPrintStream(err));
@@ -87,12 +80,11 @@ public final class Launcher {
             println("Arguments: {\n" + StrUtils.parseParams("    ", args, "\n") + "\n}");
             println("Main Class: " + mainClass);
             println("Class Path: {\n" + StrUtils.parseParams("    ", tokenized, "\n") + "\n}");
-            SwingUtilities.invokeLater(() -> LogWindow.instance.setVisible(true));
+            SwingUtilities.invokeLater(() -> {
+                LogWindow.instance.setVisible(true);
+            });
         }
 
-        if (!JdkVersion.isJava64Bit() && Platform.getPlatform() == Platform.BIT_64)
-            MessageBox.Show(C.i18n("advice.os64butjdk32"));
-
         URL[] urls = new URL[len];
 
         try {
@@ -119,7 +111,7 @@ public final class Launcher {
 
         int flag = 0;
         try {
-            minecraftMain.invoke(null, new Object[]{cmds});
+            minecraftMain.invoke(null, new Object[]{(String[]) cmdList.toArray(new String[cmdList.size()])});
         } catch (Throwable throwable) {
             HMCLog.err("Cought exception!");
             String trace = StrUtils.getStackTrace(throwable);
diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/Main.java b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/Main.java
index b195213f1..08e60f28e 100644
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/Main.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/Main.java
@@ -102,7 +102,7 @@ public final class Main implements Runnable {
     }
 
     public static String launcherName = "Hello Minecraft! Launcher";
-    public static byte firstVer = 2, secondVer = 3, thirdVer = 5, forthVer = 2;
+    public static byte firstVer = 2, secondVer = 3, thirdVer = 5, forthVer = 4;
     public static int minimumLauncherVersion = 16;
 
     /**
@@ -155,6 +155,8 @@ public final class Main implements Runnable {
                 } catch (Throwable t) {
                     t.printStackTrace();
                 }
+            
+            System.setProperty("sun.java2d.noddraw", "true");
 
             Thread.setDefaultUncaughtExceptionHandler(new CrashReporter(true));
 
diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/launch/MinecraftLoader.java b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/launch/MinecraftLoader.java
index 16aea695e..97f6848ee 100644
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/launch/MinecraftLoader.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/launch/MinecraftLoader.java
@@ -21,6 +21,7 @@ import java.io.File;
 import java.io.IOException;
 import java.util.List;
 import java.util.Map;
+import javax.swing.SwingUtilities;
 import org.jackhuang.hellominecraft.C;
 import org.jackhuang.hellominecraft.HMCLog;
 import org.jackhuang.hellominecraft.launcher.utils.auth.UserProfileProvider;
@@ -29,10 +30,12 @@ import org.jackhuang.hellominecraft.utils.system.IOUtils;
 import org.jackhuang.hellominecraft.launcher.utils.MCUtils;
 import org.jackhuang.hellominecraft.launcher.utils.assets.AssetsIndex;
 import org.jackhuang.hellominecraft.launcher.utils.assets.AssetsObject;
+import org.jackhuang.hellominecraft.launcher.utils.assets.IAssetsHandler;
 import org.jackhuang.hellominecraft.launcher.utils.download.DownloadType;
 import org.jackhuang.hellominecraft.utils.system.OS;
 import org.jackhuang.hellominecraft.launcher.version.MinecraftLibrary;
 import org.jackhuang.hellominecraft.launcher.version.MinecraftVersion;
+import org.jackhuang.hellominecraft.tasks.TaskWindow;
 import org.jackhuang.hellominecraft.utils.system.FileUtils;
 import org.jackhuang.hellominecraft.utils.system.MessageBox;
 
@@ -43,6 +46,7 @@ import org.jackhuang.hellominecraft.utils.system.MessageBox;
 public class MinecraftLoader extends AbstractMinecraftLoader {
 
     private MinecraftVersion version;
+    DownloadType dt;
     String text;
 
     public MinecraftLoader(Profile ver, IMinecraftProvider provider, UserProfileProvider lr) throws IllegalStateException {
@@ -51,7 +55,7 @@ public class MinecraftLoader extends AbstractMinecraftLoader {
 
     public MinecraftLoader(Profile ver, IMinecraftProvider provider, UserProfileProvider lr, DownloadType downloadtype) throws IllegalStateException {
         super(ver, provider, lr);
-        version = ver.getSelectedMinecraftVersion().resolve(provider, downloadtype);
+        version = ver.getSelectedMinecraftVersion().resolve(provider, dt = downloadtype);
     }
 
     @Override
@@ -72,8 +76,13 @@ public class MinecraftLoader extends AbstractMinecraftLoader {
         String arg = v.getSelectedMinecraftVersion().minecraftArguments;
         String[] splitted = org.jackhuang.hellominecraft.utils.StrUtils.tokenize(arg);
 
-        if (!new File(v.getGameDirFile(), "assets").exists())
-            MessageBox.Show(C.i18n("assets.no_assets"));
+        if (!checkAssetsExist())
+            if (MessageBox.Show(C.i18n("assets.no_assets"), MessageBox.YES_NO_OPTION) == MessageBox.YES_OPTION) {
+                IAssetsHandler.ASSETS_HANDLER.getList(version, provider, (value) -> {
+                    if (value != null)
+                        TaskWindow.getInstance().addTask(IAssetsHandler.ASSETS_HANDLER.getDownloadTask(dt.getProvider())).start();
+                });
+            }
 
         String game_assets = reconstructAssets().getAbsolutePath();
 
@@ -114,6 +123,28 @@ public class MinecraftLoader extends AbstractMinecraftLoader {
         }
     }
 
+    private boolean checkAssetsExist() {
+        File assetsDir = new File(provider.getBaseFolder(), "assets");
+        File indexDir = new File(assetsDir, "indexes");
+        File objectDir = new File(assetsDir, "objects");
+        File indexFile = new File(indexDir, version.getAssets() + ".json");
+
+        if (!assetsDir.exists() && !indexFile.isFile())
+            return false;
+
+        try {
+            AssetsIndex index = (AssetsIndex) C.gson.fromJson(FileUtils.readFileToString(indexFile, "UTF-8"), AssetsIndex.class);
+
+            if (index == null) return false;
+            for (Map.Entry entry : index.getFileMap().entrySet())
+                if (!new File(new File(objectDir, ((AssetsObject) entry.getValue()).getHash().substring(0, 2)), ((AssetsObject) entry.getValue()).getHash()).exists())
+                    return false;
+            return true;
+        } catch (IOException | JsonSyntaxException e) {
+            return false;
+        }
+    }
+
     private File reconstructAssets() {
         File assetsDir = new File(provider.getBaseFolder(), "assets");
         File indexDir = new File(assetsDir, "indexes");
diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/settings/Config.java b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/settings/Config.java
index 051652224..9114db143 100644
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/settings/Config.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/settings/Config.java
@@ -150,7 +150,7 @@ public final class Config {
         configurations = new TreeMap<>();
         Profile profile = new Profile();
         configurations.put(profile.getName(), profile);
-        enableShadow = OS.os() == OS.WINDOWS;
+        enableShadow = false;
         theme = 0;
     }
 
diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/assets/AssetsMojangLoader.java b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/assets/AssetsMojangLoader.java
index 466f79caa..2f17cfb21 100644
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/assets/AssetsMojangLoader.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/assets/AssetsMojangLoader.java
@@ -22,6 +22,7 @@ import java.util.ArrayList;
 import java.util.Map;
 import org.jackhuang.hellominecraft.C;
 import org.jackhuang.hellominecraft.HMCLog;
+import org.jackhuang.hellominecraft.launcher.launch.IMinecraftProvider;
 import org.jackhuang.hellominecraft.launcher.settings.Settings;
 import org.jackhuang.hellominecraft.tasks.Task;
 import org.jackhuang.hellominecraft.utils.system.FileUtils;
@@ -29,6 +30,7 @@ import org.jackhuang.hellominecraft.utils.system.IOUtils;
 import org.jackhuang.hellominecraft.utils.StrUtils;
 import org.jackhuang.hellominecraft.launcher.utils.MCUtils;
 import org.jackhuang.hellominecraft.launcher.utils.download.IDownloadProvider;
+import org.jackhuang.hellominecraft.launcher.version.MinecraftVersion;
 import org.jackhuang.hellominecraft.utils.functions.Consumer;
 import org.jackhuang.hellominecraft.utils.VersionNumber;
 
@@ -43,7 +45,7 @@ public class AssetsMojangLoader extends IAssetsHandler {
     }
 
     @Override
-    public void getList(final Consumer<String[]> dl) {
+    public void getList(MinecraftVersion mv, IMinecraftProvider mp, final Consumer<String[]> dl) {
         if (mv == null) {
             dl.accept(null);
             return;
diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/assets/AssetsMojangOldLoader.java b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/assets/AssetsMojangOldLoader.java
index fcc85b6f1..74a2c2dc6 100644
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/assets/AssetsMojangOldLoader.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/assets/AssetsMojangOldLoader.java
@@ -19,7 +19,9 @@ package org.jackhuang.hellominecraft.launcher.utils.assets;
 import java.io.File;
 import java.util.ArrayList;
 import org.jackhuang.hellominecraft.HMCLog;
+import org.jackhuang.hellominecraft.launcher.launch.IMinecraftProvider;
 import org.jackhuang.hellominecraft.launcher.utils.download.IDownloadProvider;
+import org.jackhuang.hellominecraft.launcher.version.MinecraftVersion;
 import org.jackhuang.hellominecraft.utils.VersionNumber;
 import org.jackhuang.hellominecraft.tasks.Task;
 import org.jackhuang.hellominecraft.utils.functions.Consumer;
@@ -37,7 +39,7 @@ public class AssetsMojangOldLoader extends IAssetsHandler {
     }
 
     @Override
-    public void getList(final Consumer<String[]> dl) {
+    public void getList(MinecraftVersion mv, IMinecraftProvider mp, final Consumer<String[]> dl) {
         AssetsLoader al = new AssetsLoader(URL);
         al.failedEvent.register((sender, e) -> {
             HMCLog.warn("Failed to get assets list.", e);
diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/assets/IAssetsHandler.java b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/assets/IAssetsHandler.java
index 6a4eb4802..eb5138d95 100644
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/assets/IAssetsHandler.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/assets/IAssetsHandler.java
@@ -50,18 +50,10 @@ public abstract class IAssetsHandler {
         this.name = name;
     }
 
-    private static final List<IAssetsHandler> assetsHandlers = new ArrayList<>();
-
-    public static IAssetsHandler getAssetsHandler(int i) {
-        return assetsHandlers.get(i);
-    }
-
-    public static List<IAssetsHandler> getAssetsHandlers() {
-        return assetsHandlers;
-    }
+    public static final IAssetsHandler ASSETS_HANDLER;
 
     static {
-        assetsHandlers.add(new AssetsMojangLoader(C.i18n("assets.list.1_7_3_after")));
+        ASSETS_HANDLER = new AssetsMojangLoader(C.i18n("assets.list.1_7_3_after"));
     }
 
     /**
@@ -76,9 +68,11 @@ public abstract class IAssetsHandler {
     /**
      * All the files assets needed
      *
+     * @param mv The version that needs assets
+     * @param mp The Minecraft Provider
      * @param x finished event
      */
-    public abstract void getList(Consumer<String[]> x);
+    public abstract void getList(MinecraftVersion mv, IMinecraftProvider mp, Consumer<String[]> x);
 
     /**
      * Will be invoked when the user invoked "Download all assets".
@@ -88,21 +82,6 @@ public abstract class IAssetsHandler {
      */
     public abstract Task getDownloadTask(IDownloadProvider sourceType);
 
-    /**
-     * assets path
-     */
-    protected MinecraftVersion mv;
-    protected IMinecraftProvider mp;
-
-    /**
-     * @param mp
-     * @param mv
-     */
-    public void setAssets(IMinecraftProvider mp, MinecraftVersion mv) {
-        this.mp = mp;
-        this.mv = mv;
-    }
-
     public abstract boolean isVersionAllowed(String formattedVersion);
 
     protected class AssetsTask extends Task {
@@ -116,7 +95,7 @@ public abstract class IAssetsHandler {
 
         @Override
         public boolean executeTask() {
-            if (mv == null || assetsDownloadURLs == null) {
+            if (assetsDownloadURLs == null) {
                 setFailReason(new RuntimeException(C.i18n("assets.not_refreshed")));
                 return false;
             }
diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/auth/YggdrasilAuthenticator.java b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/auth/YggdrasilAuthenticator.java
index 64fe05b91..fc9e3df3c 100644
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/auth/YggdrasilAuthenticator.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/auth/YggdrasilAuthenticator.java
@@ -24,7 +24,6 @@ import org.jackhuang.hellominecraft.C;
 import org.jackhuang.hellominecraft.HMCLog;
 import org.jackhuang.hellominecraft.utils.ArrayUtils;
 import org.jackhuang.hellominecraft.views.Selector;
-import org.jackhuang.mojang.authlib.Agent;
 import org.jackhuang.mojang.authlib.GameProfile;
 import org.jackhuang.mojang.authlib.UserType;
 import org.jackhuang.mojang.authlib.properties.PropertyMap;
@@ -45,7 +44,7 @@ public final class YggdrasilAuthenticator extends IAuthenticator {
     public YggdrasilAuthenticator(String clientToken) {
         super(clientToken);
         service = new YggdrasilAuthenticationService(Proxy.NO_PROXY, clientToken);
-        ua = (YggdrasilUserAuthentication) service.createUserAuthentication(Agent.MINECRAFT);
+        ua = (YggdrasilUserAuthentication) service.createUserAuthentication();
     }
 
     @Override
diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/download/BMCLAPIDownloadProvider.java b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/download/BMCLAPIDownloadProvider.java
index 8ca034c47..89c8302f2 100644
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/download/BMCLAPIDownloadProvider.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/download/BMCLAPIDownloadProvider.java
@@ -26,7 +26,8 @@ public class BMCLAPIDownloadProvider implements IDownloadProvider {
 
     @Override
     public InstallerVersionList getForgeInstaller() {
-        return org.jackhuang.hellominecraft.launcher.utils.installers.forge.bmcl.ForgeBMCLVersionList.getInstance();
+        //return org.jackhuang.hellominecraft.launcher.utils.installers.forge.bmcl.ForgeBMCLVersionList.getInstance();
+        return org.jackhuang.hellominecraft.launcher.utils.installers.forge.vanilla.MinecraftForgeVersionList.getInstance();
     }
 
     @Override
@@ -74,7 +75,7 @@ public class BMCLAPIDownloadProvider implements IDownloadProvider {
 
     @Override
     public String getParsedLibraryDownloadURL(String str) {
-        return str.replace("http://files.minecraftforge.net/maven", "http://bmclapi2.bangbang93.com/maven");
+        return str == null ? null : str.replace("http://files.minecraftforge.net/maven", "http://bmclapi2.bangbang93.com/maven");
     }
 
     @Override
diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/download/DownloadType.java b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/download/DownloadType.java
index 59b6a4f5e..c6c158e08 100644
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/download/DownloadType.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/download/DownloadType.java
@@ -25,7 +25,8 @@ import org.jackhuang.hellominecraft.C;
 public enum DownloadType {
 
     Mojang(C.i18n("download.mojang"), new MojangDownloadProvider()),
-    BMCL(C.i18n("download.BMCL"), new BMCLAPIDownloadProvider());
+    BMCL(C.i18n("download.BMCL"), new BMCLAPIDownloadProvider()),
+    RapidData(C.i18n("download.rapid_data"), new RapidDataDownloadProvider());
 
     private final String name;
     private final IDownloadProvider provider;
diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/download/RapidDataDownloadProvider.java b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/download/RapidDataDownloadProvider.java
new file mode 100644
index 000000000..5ef03652d
--- /dev/null
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/download/RapidDataDownloadProvider.java
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2013 huangyuhui <huanghongxun2008@126.com>
+ * 
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program.
+ */
+package org.jackhuang.hellominecraft.launcher.utils.download;
+
+/**
+ *
+ * @author huangyuhui
+ */
+public class RapidDataDownloadProvider extends MojangDownloadProvider {
+
+    @Override
+    public String getAssetsDownloadURL() {
+        return "http://mirrors.rapiddata.org/resources.download.minecraft.net/";
+    }
+
+    @Override
+    public String getLibraryDownloadURL() {
+        return "http://mirrors.rapiddata.org/libraries.minecraft.net";
+    }
+
+    @Override
+    public String getIndexesDownloadURL() {
+        return "http://mirrors.rapiddata.org/Minecraft.Download/indexes/";
+    }
+
+    @Override
+    public String getVersionsDownloadURL() {
+        return "http://mirrors.rapiddata.org/Minecraft.Download/versions/";
+    }
+
+    @Override
+    public String getVersionsListDownloadURL() {
+        return "http://mirrors.rapiddata.org/Minecraft.Download/versions/versions.json";
+    }
+    
+    @Override
+    public String getParsedLibraryDownloadURL(String str) {
+        return str == null ? null : str.replace("http://files.minecraftforge.net/maven", "http://mirrors.rapiddata.org/forge/maven");
+    }
+    
+    
+}
diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/installers/forge/vanilla/MinecraftForgeVersionList.java b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/installers/forge/vanilla/MinecraftForgeVersionList.java
index 46b0166ee..211211253 100644
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/installers/forge/vanilla/MinecraftForgeVersionList.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/utils/installers/forge/vanilla/MinecraftForgeVersionList.java
@@ -22,6 +22,7 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import org.jackhuang.hellominecraft.C;
+import org.jackhuang.hellominecraft.launcher.settings.Settings;
 import org.jackhuang.hellominecraft.utils.StrUtils;
 import org.jackhuang.hellominecraft.launcher.utils.installers.InstallerVersionList;
 import org.jackhuang.hellominecraft.launcher.utils.installers.InstallerVersionNewerComparator;
@@ -47,7 +48,7 @@ public class MinecraftForgeVersionList extends InstallerVersionList {
 
     @Override
     public void refreshList(String[] needed) throws Exception {
-        String s = NetUtils.doGet(C.URL_FORGE_LIST);
+        String s = NetUtils.doGet(Settings.getInstance().getDownloadSource().getProvider().getParsedLibraryDownloadURL(C.URL_FORGE_LIST));
         if (root != null) return;
 
         root = C.gson.fromJson(s, MinecraftForgeVersionRoot.class);
@@ -67,7 +68,7 @@ public class MinecraftForgeVersionList extends InstallerVersionList {
                     if (!StrUtils.isBlank(v.branch))
                         ver = ver + "-" + v.branch;
                     String filename = root.artifact + "-" + ver + "-" + f[1] + "." + f[0];
-                    String url = root.webpath + ver + "/" + filename;
+                    String url = Settings.getInstance().getDownloadSource().getProvider().getParsedLibraryDownloadURL(root.webpath + ver + "/" + filename);
                     switch (f[1]) {
                         case "installer":
                             iv.installer = url;
diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/GameSettingsPanel.java b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/GameSettingsPanel.java
index a33940c7d..1267786f2 100644
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/GameSettingsPanel.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/GameSettingsPanel.java
@@ -31,7 +31,6 @@ import java.awt.event.ItemEvent;
 import java.awt.event.KeyEvent;
 import java.io.File;
 import java.io.IOException;
-import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
 import java.util.List;
@@ -82,7 +81,6 @@ import org.jackhuang.hellominecraft.utils.system.Java;
 import org.jackhuang.hellominecraft.version.MinecraftRemoteVersion;
 import org.jackhuang.hellominecraft.version.MinecraftRemoteVersions;
 import org.jackhuang.hellominecraft.views.LogWindow;
-import org.jackhuang.hellominecraft.views.Selector;
 
 /**
  *
@@ -1310,27 +1308,7 @@ btnRefreshLiteLoader.addActionListener(new java.awt.event.ActionListener() {
     }//GEN-LAST:event_cboLauncherVisibilityFocusLost
 
     private void btnDownloadAllAssetsActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnDownloadAllAssetsActionPerformed
-        boolean flag = false;
-        ArrayList<String> al = new ArrayList<>();
-        if (minecraftVersion == null) {
-            MessageBox.Show(C.i18n("mainwindow.no_version"));
-            return;
-        }
-        String s = StrUtils.formatVersion(minecraftVersion.version);
-        if (StrUtils.isBlank(s)) return;
-        for (IAssetsHandler a : IAssetsHandler.getAssetsHandlers()) {
-            if (a.isVersionAllowed(s)) {
-                downloadAssets(a);
-                return;
-            }
-            al.add(a.getName());
-        }
-        if (!flag) {
-            Selector selector = new Selector(MainFrame.instance, al.toArray(new String[0]), C.i18n("assets.unkown_type_select_one", mcVersion));
-            selector.setVisible(true);
-            if (selector.sel != -1)
-                downloadAssets(IAssetsHandler.getAssetsHandler(selector.sel));
-        }
+        downloadAssets(IAssetsHandler.ASSETS_HANDLER);
     }//GEN-LAST:event_btnDownloadAllAssetsActionPerformed
 
     private void txtMaxMemoryFocusLost(java.awt.event.FocusEvent evt) {//GEN-FIRST:event_txtMaxMemoryFocusLost
@@ -1440,7 +1418,7 @@ btnRefreshLiteLoader.addActionListener(new java.awt.event.ActionListener() {
     }//GEN-LAST:event_btnRemoveModActionPerformed
 
     private void lstExternalModsKeyPressed(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_lstExternalModsKeyPressed
-        if(evt.getKeyCode() == KeyEvent.VK_DELETE)
+        if (evt.getKeyCode() == KeyEvent.VK_DELETE)
             btnRemoveModActionPerformed(null);
     }//GEN-LAST:event_lstExternalModsKeyPressed
 
@@ -1481,7 +1459,7 @@ btnRefreshLiteLoader.addActionListener(new java.awt.event.ActionListener() {
 
     private void btnCleanGameActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btnCleanGameActionPerformed
         File f = getProfile().getMinecraftProvider().getRunDirectory(mcVersion);
-        String[] dir = { "logs", "asm", "NVIDIA", "crash-reports", "server-resource-packs", "natives", "native" };
+        String[] dir = {"logs", "asm", "NVIDIA", "crash-reports", "server-resource-packs", "natives", "native"};
         for (String s : dir) FileUtils.deleteDirectoryQuietly(new File(f, s));
         String[] files = {"output-client.log", "usercache.json", "usernamecache.json", "hmclmc.log"};
         for (String s : files) new File(f, s).delete();
@@ -1596,7 +1574,7 @@ btnRefreshLiteLoader.addActionListener(new java.awt.event.ActionListener() {
 
     private void downloadAssets(final IAssetsHandler type) {
         if (mcVersion == null || profile == null) return;
-        type.getList((value) -> {
+        type.getList(profile.getMinecraftProvider().getVersionById(mcVersion), profile.getMinecraftProvider(), (value) -> {
             if (value != null)
                 SwingUtilities.invokeLater(() -> TaskWindow.getInstance().addTask(type.getDownloadTask(Settings.getInstance().getDownloadSource().getProvider())).start());
         });
@@ -1781,16 +1759,6 @@ btnRefreshLiteLoader.addActionListener(new java.awt.event.ActionListener() {
         liteloader.loadVersions();
 
         reloadMods();
-
-        if (profile == null || version == null) return;
-        MinecraftVersion v = profile.getMinecraftProvider().getVersionById(version);
-        if (v != null)
-            for (IAssetsHandler ph : IAssetsHandler.getAssetsHandlers())
-                try {
-                    ph.setAssets(profile.getMinecraftProvider(), v);
-                } catch (Exception e) {
-                    HMCLog.warn("Failed to load assets", e);
-                }
     }
 
     public void onSelected() {
@@ -1800,6 +1768,10 @@ btnRefreshLiteLoader.addActionListener(new java.awt.event.ActionListener() {
             versionChanged(profile, null);
         else versionChanged(getProfile(), (String) cboVersions.getSelectedItem());
     }
+    
+    public void showGameDownloads() {
+        tabVersionEdit.setSelectedComponent(pnlGameDownloads);
+    }
 
     // <editor-fold defaultstate="collapsed" desc="UI Definations">
     JPopupMenu ppmManage, ppmExplore;
diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/LauncherSettingsPanel.form b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/LauncherSettingsPanel.form
index b18ee642b..09a206a1b 100644
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/LauncherSettingsPanel.form
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/LauncherSettingsPanel.form
@@ -114,10 +114,7 @@
     <Component class="javax.swing.JComboBox" name="cboDownloadSource">
       <Properties>
         <Property name="model" type="javax.swing.ComboBoxModel" editor="org.netbeans.modules.form.editors2.ComboBoxModelEditor">
-          <StringArray count="2">
-            <StringItem index="0" value="Mojang"/>
-            <StringItem index="1" value="BMCLAPI(By bangbang93)"/>
-          </StringArray>
+          <StringArray count="0"/>
         </Property>
       </Properties>
       <Events>
diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/LauncherSettingsPanel.java b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/LauncherSettingsPanel.java
index bcfa50449..a2634dcd8 100644
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/LauncherSettingsPanel.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/LauncherSettingsPanel.java
@@ -24,6 +24,7 @@ import javax.swing.filechooser.FileNameExtensionFilter;
 import org.jackhuang.hellominecraft.C;
 import org.jackhuang.hellominecraft.HMCLog;
 import org.jackhuang.hellominecraft.launcher.settings.Settings;
+import org.jackhuang.hellominecraft.launcher.utils.download.DownloadType;
 import org.jackhuang.hellominecraft.utils.system.IOUtils;
 import org.jackhuang.hellominecraft.utils.system.MessageBox;
 
@@ -38,6 +39,11 @@ public class LauncherSettingsPanel extends javax.swing.JPanel {
      */
     public LauncherSettingsPanel() {
         initComponents();
+        
+        String[] strings = new String[DownloadType.values().length];
+        for (int i = 0; i < strings.length; i++)
+            strings[i] = DownloadType.values()[i].getName();
+        cboDownloadSource.setModel(new DefaultComboBoxModel(strings));
 
         txtBackgroundPath.setText(Settings.getInstance().getBgpath());
         txtProxyHost.setText(Settings.getInstance().getProxyHost());
@@ -81,7 +87,6 @@ public class LauncherSettingsPanel extends javax.swing.JPanel {
         txtProxyPassword = new javax.swing.JTextField();
         jLabel8 = new javax.swing.JLabel();
 
-        cboDownloadSource.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "Mojang", "BMCLAPI(By bangbang93)" }));
         cboDownloadSource.addItemListener(new java.awt.event.ItemListener() {
             public void itemStateChanged(java.awt.event.ItemEvent evt) {
                 cboDownloadSourceItemStateChanged(evt);
diff --git a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/MainPagePanel.java b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/MainPagePanel.java
index 1e9992644..3821344af 100644
--- a/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/MainPagePanel.java
+++ b/HMCL/src/main/java/org/jackhuang/hellominecraft/launcher/views/MainPagePanel.java
@@ -332,6 +332,7 @@ public class MainPagePanel extends javax.swing.JPanel {
 
     private void txtPlayerNameKeyPressed(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_txtPlayerNameKeyPressed
         if (evt.getKeyCode() == KeyEvent.VK_ENTER) {
+            Settings.getInstance().setUsername(txtPlayerName.getText());
             int index = cboLoginMode.getSelectedIndex();
             if (index < 0) return;
             IAuthenticator l = IAuthenticator.logins.get(index);
@@ -433,7 +434,10 @@ public class MainPagePanel extends javax.swing.JPanel {
             if (getCurrentProfile().getMinecraftProvider().getVersions().isEmpty()) {
                 if (!showedNoVersion)
                     SwingUtilities.invokeLater(() -> {
-                        MessageBox.Show(C.i18n("mainwindow.no_version"));
+                        if(MessageBox.Show(C.i18n("mainwindow.no_version"), MessageBox.YES_NO_OPTION) == MessageBox.YES_OPTION) {
+                            MainFrame.instance.selectTab("game");
+                            MainFrame.instance.gamePanel.showGameDownloads();
+                        }
                         showedNoVersion = true;
                     });
             } else {
diff --git a/HMCLAPI/build.gradle b/HMCLAPI/build.gradle
index bce653bd4..fa89c67ee 100644
--- a/HMCLAPI/build.gradle
+++ b/HMCLAPI/build.gradle
@@ -20,6 +20,9 @@ if (!hasProperty('mainClass')) {
     ext.mainClass = ''
 }
 
+if (System.getenv("BUILD_NUMBER") != null)
+    version = System.getenv("BUILD_NUMBER")
+
 buildscript {
     repositories {
         mavenCentral();
diff --git a/HMCLAPI/src/main/java/org/jackhuang/hellominecraft/tasks/TaskWindow.java b/HMCLAPI/src/main/java/org/jackhuang/hellominecraft/tasks/TaskWindow.java
index c5466e60d..af575cb98 100644
--- a/HMCLAPI/src/main/java/org/jackhuang/hellominecraft/tasks/TaskWindow.java
+++ b/HMCLAPI/src/main/java/org/jackhuang/hellominecraft/tasks/TaskWindow.java
@@ -254,7 +254,7 @@ public class TaskWindow extends javax.swing.JDialog
     public void onFailed(Task task) {
         SwingUtilities.invokeLater(() -> {
             if(taskList == null) return;
-            failReasons.add(task.getInfo() + ": " + (null == task.getFailReason() ? "No exception" : task.getFailReason().getLocalizedMessage()));
+            failReasons.add(task.getInfo() + ": " + (null == task.getFailReason() ? "No exception" : (StrUtils.isBlank(task.getFailReason().getLocalizedMessage()) ? task.getFailReason().getClass().getSimpleName() : task.getFailReason().getLocalizedMessage())));
             pgsTotal.setMaximum(taskList.taskCount());
             pgsTotal.setValue(pgsTotal.getValue() + 1);
             int idx = tasks.indexOf(task);
diff --git a/HMCLAPI/src/main/java/org/jackhuang/hellominecraft/utils/NetUtils.java b/HMCLAPI/src/main/java/org/jackhuang/hellominecraft/utils/NetUtils.java
index 2d5273902..7756d8154 100644
--- a/HMCLAPI/src/main/java/org/jackhuang/hellominecraft/utils/NetUtils.java
+++ b/HMCLAPI/src/main/java/org/jackhuang/hellominecraft/utils/NetUtils.java
@@ -51,15 +51,14 @@ public final class NetUtils {
 
     public static String getStreamContent(InputStream is, String encoding)
             throws IOException {
-        String result;
-        try (BufferedReader br = new BufferedReader(new InputStreamReader(is, encoding))) {
-            result = "";
-            String line;
-            while ((line = br.readLine()) != null)
-                result += line + "\n";
+        StringBuilder sb = new StringBuilder();
+        try (InputStreamReader br = new InputStreamReader(is, encoding)) {
+            int len;
+            char[] buf = new char[16384];
+            while ((len = br.read(buf)) != -1)
+                sb.append(buf, 0, len);
         }
-        if (result.length() < 1) return "";
-        else return result.substring(0, result.length() - 1);
+        return sb.toString();
     }
 
     public static String doGet(String url, String encoding) throws IOException {
diff --git a/HMCLAPI/src/main/resources/org/jackhuang/hellominecraft/launcher/I18N.properties b/HMCLAPI/src/main/resources/org/jackhuang/hellominecraft/launcher/I18N.properties
index cbf290b78..8ba65f299 100644
--- a/HMCLAPI/src/main/resources/org/jackhuang/hellominecraft/launcher/I18N.properties
+++ b/HMCLAPI/src/main/resources/org/jackhuang/hellominecraft/launcher/I18N.properties
@@ -166,6 +166,7 @@ ui.label.failed_set=\u8bbe\u7f6e\u5931\u8d25\uff1a
 download=\u4e0b\u8f7d
 download.mojang=\u5b98\u65b9
 download.BMCL=BMCLAPI (bangbang93, http://bmclapi.bangbang93.com/)
+download.rapid_data=RapidData (\u9510\u7f51\u4e91\u8ba1\u7b97, https://www.rapiddata.org/)
 download.not_200=\u4e0b\u8f7d\u5931\u8d25\uff0c\u56de\u590d\u7801
 download.failed=\u4e0b\u8f7d\u5931\u8d25
 download.successfully=\u4e0b\u8f7d\u5b8c\u6210
@@ -232,7 +233,7 @@ mainwindow.make_launch_script=\u751f\u6210\u542f\u52a8\u811a\u672c
 mainwindow.make_launch_script_failed=\u751f\u6210\u542f\u52a8\u811a\u672c\u5931\u8d25
 mainwindow.enter_script_name=\u8f93\u5165\u8981\u751f\u6210\u811a\u672c\u7684\u6587\u4ef6\u540d
 mainwindow.make_launch_succeed=\u542f\u52a8\u811a\u672c\u5df2\u751f\u6210\u5b8c\u6bd5:
-mainwindow.no_version=\u672a\u627e\u5230\u4efb\u4f55\u7248\u672c\uff0c\u60a8\u53ef\u4ee5\u5230[\u8bbe\u7f6e]->[\u6e38\u620f\u4e0b\u8f7d]\u4e2d\u4e0b\u8f7d\u6e38\u620f\u3002
+mainwindow.no_version=\u672a\u627e\u5230\u4efb\u4f55\u7248\u672c\uff0c\u662f\u5426\u8fdb\u5165\u6e38\u620f\u4e0b\u8f7d\uff1f
 
 launcher.about=<html>\u9ed8\u8ba4\u80cc\u666f\u56fe\u6765\u81eaLiberty Dome\u670d\u52a1\u5668\u3002<br/>\u5173\u4e8e\u4f5c\u8005\uff1a<br/>\n\u767e\u5ea6ID\uff1ahuanghongxun20<br/>\nmcbbs\uff1ahuanghongxun<br/>\n\u90ae\u7bb1\uff1ahuanghongxun2008@126.com<br/>\nMinecraft Forum ID: klkl6523<br/>\n\u6b22\u8fce\u63d0\u4ea4Bug\u54e6<br/>\nCopyright (c) 2013-2015 huangyuhui.<br/>\u514d\u8d23\u58f0\u660e\uff1aMinecraft\u8f6f\u4ef6\u7248\u6743\u5f52Mojang AB\u6240\u6709\uff0c\u6e38\u620f\u7531\u4e8e\u8bef\u64cd\u4f5c\u672c\u542f\u52a8\u5668\u800c\u4e22\u5931\u6570\u636e\u7684\u6982\u4e0d\u8d1f\u8d23\u3002</html>
 launcher.download_source=\u4e0b\u8f7d\u6e90
@@ -274,7 +275,8 @@ assets.list.1_6=1.6(BMCLAPI)
 assets.unkown_type_select_one=\u65e0\u6cd5\u89e3\u6790\u6e38\u620f\u7248\u672c\uff1a%s\uff0c\u8bf7\u9009\u62e9\u4e00\u79cd\u8d44\u6e90\u7c7b\u578b\u4e0b\u8f7d\u3002
 assets.type=\u8d44\u6e90\u7c7b\u578b
 assets.download=\u4e0b\u8f7d\u8d44\u6e90
-assets.no_assets=\u672a\u68c0\u6d4b\u5230assets\u6587\u4ef6\u5939\uff0c\u542f\u52a8\u6e38\u620f\u540e\u5c06\u6ca1\u6709\u58f0\u97f3\u548c\u8bed\u8a00\u6587\u4ef6\uff0c\u8bf7\u5230\u6e38\u620f\u8bbe\u7f6e->\u8d44\u6e90\u4e0b\u8f7d\u4e0b\u8f7d\u8d44\u6e90\u3002
+assets.no_assets=\u8d44\u6e90\u6587\u4ef6\u4e0d\u5b8c\u6574\uff0c\u662f\u5426\u8865\u5168\uff1f
+assets.failed_download=\u4e0b\u8f7d\u8d44\u6e90\u6587\u4ef6\u5931\u8d25\uff0c\u53ef\u80fd\u5bfc\u81f4\u6ca1\u6709\u4e2d\u6587\u548c\u58f0\u97f3\u3002
 
 gamedownload.not_refreshed=\u6e38\u620f\u4e0b\u8f7d\u5217\u8868\u672a\u5237\u65b0\uff0c\u8bf7\u518d\u5237\u65b0\u4e00\u6b21\u3002
 
diff --git a/HMCLAPI/src/main/resources/org/jackhuang/hellominecraft/launcher/I18N_en_US.properties b/HMCLAPI/src/main/resources/org/jackhuang/hellominecraft/launcher/I18N_en_US.properties
index 5c0a2b06d..776754fee 100644
--- a/HMCLAPI/src/main/resources/org/jackhuang/hellominecraft/launcher/I18N_en_US.properties
+++ b/HMCLAPI/src/main/resources/org/jackhuang/hellominecraft/launcher/I18N_en_US.properties
@@ -166,6 +166,7 @@ ui.label.failed_set=Failed to set:
 download=Download
 download.mojang=Mojang
 download.BMCL=BMCLAPI (bangbang93, http://bmclapi.bangbang93.com/)
+download.rapid_data=RapidData (https://www.rapiddata.org/)
 download.not_200=Failed to download, the response code
 download.failed=Failed to download
 download.successfully=Download Successfully
@@ -231,7 +232,7 @@ mainwindow.make_launch_script=Make Launching Script.
 mainwindow.make_launch_script_failed=Failed to make script.
 mainwindow.enter_script_name=Enter the script name.
 mainwindow.make_launch_succeed=Finished script creation.
-mainwindow.no_version=No version found. You could download the game in the game settings.
+mainwindow.no_version=No version found. Switch to Game Downloads Tab?
 
 launcher.about=<html>About Author<br/>\nEmail\uff1ahuanghongxun2008@126.com<br/>\nMinecraft Forum ID: klkl6523<br/>\nCopyright (c) 2013 huangyuhui</html>
 launcher.download_source=Download Source
@@ -270,7 +271,8 @@ assets.list.1_7_3_after=1.7.3 And Higher
 assets.list.1_6=1.6(BMCLAPI)
 assets.type=Asset Type
 assets.download=Download Assets
-assets.no_assets=No assets folder found, there's no sound & language file gaming. You can go to Game Settings->Assets Download to download assets.
+assets.no_assets=Assets are not complete, complete them?
+assets.failed_download=Failed to download assets, may cause no sounds and language files.
 
 gamedownload.not_refreshed=The game list is not refreshed, please refresh it once.
 
diff --git a/HMCLAPI/src/main/resources/org/jackhuang/hellominecraft/launcher/I18N_zh_CN.properties b/HMCLAPI/src/main/resources/org/jackhuang/hellominecraft/launcher/I18N_zh_CN.properties
index ae8cb4bd2..18f9b2552 100644
--- a/HMCLAPI/src/main/resources/org/jackhuang/hellominecraft/launcher/I18N_zh_CN.properties
+++ b/HMCLAPI/src/main/resources/org/jackhuang/hellominecraft/launcher/I18N_zh_CN.properties
@@ -166,6 +166,7 @@ ui.label.failed_set=\u8bbe\u7f6e\u5931\u8d25\uff1a
 download=\u4e0b\u8f7d
 download.mojang=\u5b98\u65b9
 download.BMCL=BMCLAPI (bangbang93, http://bmclapi.bangbang93.com/)
+download.rapid_data=RapidData (\u9510\u7f51\u4e91\u8ba1\u7b97, https://www.rapiddata.org/)
 download.not_200=\u4e0b\u8f7d\u5931\u8d25\uff0c\u56de\u590d\u7801
 download.failed=\u4e0b\u8f7d\u5931\u8d25
 download.successfully=\u4e0b\u8f7d\u5b8c\u6210
@@ -232,7 +233,7 @@ mainwindow.make_launch_script=\u751f\u6210\u542f\u52a8\u811a\u672c
 mainwindow.make_launch_script_failed=\u751f\u6210\u542f\u52a8\u811a\u672c\u5931\u8d25
 mainwindow.enter_script_name=\u8f93\u5165\u8981\u751f\u6210\u811a\u672c\u7684\u6587\u4ef6\u540d
 mainwindow.make_launch_succeed=\u542f\u52a8\u811a\u672c\u5df2\u751f\u6210\u5b8c\u6bd5:
-mainwindow.no_version=\u672a\u627e\u5230\u4efb\u4f55\u7248\u672c\uff0c\u60a8\u53ef\u4ee5\u5230[\u8bbe\u7f6e]->[\u6e38\u620f\u4e0b\u8f7d]\u4e2d\u4e0b\u8f7d\u6e38\u620f\u3002
+mainwindow.no_version=\u672a\u627e\u5230\u4efb\u4f55\u7248\u672c\uff0c\u662f\u5426\u8fdb\u5165\u6e38\u620f\u4e0b\u8f7d\uff1f
 
 launcher.about=<html>\u9ed8\u8ba4\u80cc\u666f\u56fe\u6765\u81eaLiberty Dome\u670d\u52a1\u5668\u3002<br/>\u5173\u4e8e\u4f5c\u8005\uff1a<br/>\n\u767e\u5ea6ID\uff1ahuanghongxun20<br/>\nmcbbs\uff1ahuanghongxun<br/>\n\u90ae\u7bb1\uff1ahuanghongxun2008@126.com<br/>\nMinecraft Forum ID: klkl6523<br/>\n\u6b22\u8fce\u63d0\u4ea4Bug\u54e6<br/>\nCopyright (c) 2013-2015 huangyuhui.<br/>\u514d\u8d23\u58f0\u660e\uff1aMinecraft\u8f6f\u4ef6\u7248\u6743\u5f52Mojang AB\u6240\u6709\uff0c\u6e38\u620f\u7531\u4e8e\u8bef\u64cd\u4f5c\u672c\u542f\u52a8\u5668\u800c\u4e22\u5931\u6570\u636e\u7684\u6982\u4e0d\u8d1f\u8d23\u3002</html>
 launcher.download_source=\u4e0b\u8f7d\u6e90
@@ -274,7 +275,8 @@ assets.list.1_6=1.6(BMCLAPI)
 assets.unkown_type_select_one=\u65e0\u6cd5\u89e3\u6790\u6e38\u620f\u7248\u672c\uff1a%s\uff0c\u8bf7\u9009\u62e9\u4e00\u79cd\u8d44\u6e90\u7c7b\u578b\u4e0b\u8f7d\u3002
 assets.type=\u8d44\u6e90\u7c7b\u578b
 assets.download=\u4e0b\u8f7d\u8d44\u6e90
-assets.no_assets=\u672a\u68c0\u6d4b\u5230assets\u6587\u4ef6\u5939\uff0c\u542f\u52a8\u6e38\u620f\u540e\u5c06\u6ca1\u6709\u58f0\u97f3\u548c\u8bed\u8a00\u6587\u4ef6\uff0c\u8bf7\u5230\u6e38\u620f\u8bbe\u7f6e->\u8d44\u6e90\u4e0b\u8f7d\u4e0b\u8f7d\u8d44\u6e90\u3002
+assets.no_assets=\u8d44\u6e90\u6587\u4ef6\u4e0d\u5b8c\u6574\uff0c\u662f\u5426\u8865\u5168\uff1f
+assets.failed_download=\u4e0b\u8f7d\u8d44\u6e90\u6587\u4ef6\u5931\u8d25\uff0c\u53ef\u80fd\u5bfc\u81f4\u6ca1\u6709\u4e2d\u6587\u548c\u58f0\u97f3\u3002
 
 gamedownload.not_refreshed=\u6e38\u620f\u4e0b\u8f7d\u5217\u8868\u672a\u5237\u65b0\uff0c\u8bf7\u518d\u5237\u65b0\u4e00\u6b21\u3002
 
diff --git a/HMCLAPI/src/main/resources/org/jackhuang/hellominecraft/launcher/I18N_zh_TW.properties b/HMCLAPI/src/main/resources/org/jackhuang/hellominecraft/launcher/I18N_zh_TW.properties
index 286262241..4905d1d21 100644
--- a/HMCLAPI/src/main/resources/org/jackhuang/hellominecraft/launcher/I18N_zh_TW.properties
+++ b/HMCLAPI/src/main/resources/org/jackhuang/hellominecraft/launcher/I18N_zh_TW.properties
@@ -166,6 +166,7 @@ ui.label.failed_set=\u8a2d\u5b9a\u5931\u6557\uff1a
 download=\u4e0b\u8f09
 download.mojang=\u5b98\u65b9
 download.BMCL=BMCLAPI (bangbang93, http://bmclapi.bangbang93.com/)
+download.rapid_data=RapidData (\u92b3\u7db2\u96f2\u8a08\u7b97, https://www.rapiddata.org/)
 download.not_200=\u4e0b\u8f09\u5931\u6557\uff0c\u56de\u590d\u7801
 download.failed=\u4e0b\u8f09\u5931\u6557
 download.successfully=\u4e0b\u8f09\u5b8c\u6210
@@ -232,7 +233,7 @@ mainwindow.make_launch_script=\u751f\u6210\u555f\u52d5\u8173\u672c
 mainwindow.make_launch_script_failed=\u751f\u6210\u555f\u52d5\u8173\u672c\u5931\u6557
 mainwindow.enter_script_name=\u8f38\u5165\u8981\u751f\u6210\u8173\u672c\u7684\u6587\u4ef6\u540d
 mainwindow.make_launch_succeed=\u555f\u52d5\u8173\u672c\u5df2\u751f\u6210\u5b8c\u7562:
-mainwindow.no_version=\u672a\u627e\u5230\u4efb\u4f55\u7248\u672c\uff0c\u60a8\u53ef\u4ee5\u5230[\u8a2d\u5b9a]->[\u904a\u6232\u4e0b\u8f09]\u4e2d\u4e0b\u8f09\u904a\u6232\u3002
+mainwindow.no_version=\u672a\u627e\u5230\u4efb\u4f55\u7248\u672c\uff0c\u662f\u5426\u9032\u5165\u904a\u6232\u4e0b\u8f09\uff1f
 
 launcher.about=<html>\u9ed8\u8a8d\u80cc\u666f\u5716\u4f86\u81eaLiberty Dome\u670d\u52d9\u5668\u3002<br/>\u95dc\u65bc\u4f5c\u8005\uff1a<br/>\n\u767e\u5ea6ID\uff1ahuanghongxun20<br/>\nmcbbs\uff1ahuanghongxun<br/>\n\u90f5\u7bb1\uff1ahuanghongxun2008@126.com<br/>\nMinecraft Forum ID: klkl6523<br/>\n\u6b61\u8fce\u63d0\u4ea4Bug\u54e6<br/>\nCopyright (c) 2013 huangyuhui</html>
 launcher.download_source=\u4e0b\u8f09\u6e90
@@ -273,7 +274,8 @@ assets.list.1_7_3_after=1.7.3\u53ca\u4ee5\u5f8c
 assets.list.1_6=1.6(BMCLAPI)
 assets.type=\u8cc7\u6e90\u985e\u578b
 assets.download=\u4e0b\u8f09\u8cc7\u6e90
-assets.no_assets=\u672a\u68c0\u6d4b\u5230assets\u6587\u4ef6\u5939\uff0c\u542f\u52a8\u6e38\u620f\u540e\u5c06\u6ca1\u6709\u58f0\u97f3\u548c\u8bed\u8a00\u6587\u4ef6\uff0c\u8bf7\u5230\u6e38\u620f\u8bbe\u7f6e->\u8d44\u6e90\u4e0b\u8f7d\u4e0b\u8f7d\u8d44\u6e90\u3002
+assets.no_assets=\u8cc7\u6e90\u6587\u4ef6\u4e0d\u5b8c\u6574\uff0c\u662f\u5426\u88dc\u5168\uff1f
+assets.failed_download=\u4e0b\u8f09\u8cc7\u6e90\u6587\u4ef6\u5931\u6557\uff0c\u53ef\u80fd\u5c0e\u81f4\u6c92\u6709\u4e2d\u6587\u548c\u8072\u97f3\u3002
 
 gamedownload.not_refreshed=\u904a\u6232\u4e0b\u8f09\u5217\u8868\u672a\u5237\u65b0\uff0c\u8acb\u518d\u5237\u65b0\u4e00\u6b21\u3002
 
diff --git a/MetroLookAndFeel/build.gradle b/MetroLookAndFeel/build.gradle
index 77faecf0e..8ac58d8e4 100644
--- a/MetroLookAndFeel/build.gradle
+++ b/MetroLookAndFeel/build.gradle
@@ -20,6 +20,9 @@ if (!hasProperty('mainClass')) {
     ext.mainClass = ''
 }
 
+if (System.getenv("BUILD_NUMBER") != null)
+    version = System.getenv("BUILD_NUMBER")
+
 buildscript {
     repositories {
         mavenCentral();