diff --git a/src/main/java/de/bixilon/minosoft/gui/rendering/RenderUtil.kt b/src/main/java/de/bixilon/minosoft/gui/rendering/RenderUtil.kt
index 282af9ba8..c2d0f6b1b 100644
--- a/src/main/java/de/bixilon/minosoft/gui/rendering/RenderUtil.kt
+++ b/src/main/java/de/bixilon/minosoft/gui/rendering/RenderUtil.kt
@@ -30,7 +30,7 @@ object RenderUtil {
         }
     }
 
-    fun RenderContext.runAsync(runnable: () -> Unit) {
+    inline fun RenderContext.runAsync(crossinline runnable: () -> Unit) {
         DefaultThreadPool += SimplePoolRunnable(ThreadPool.HIGHER) {
             try {
                 runnable()
diff --git a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/GUIRenderer.kt b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/GUIRenderer.kt
index d481c341e..4849801d4 100644
--- a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/GUIRenderer.kt
+++ b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/GUIRenderer.kt
@@ -64,7 +64,6 @@ class GUIRenderer(
         gui.init()
         hud.init()
         popper.init()
-        dragged.init()
     }
 
     override fun postInit(latch: AbstractLatch) {
@@ -77,7 +76,6 @@ class GUIRenderer(
         gui.postInit()
         hud.postInit()
         popper.postInit()
-        dragged.postInit()
     }
 
     private fun updateResolution(windowSize: Vec2 = Vec2(context.window.size), scale: Float = profile.scale, systemScale: Vec2 = context.window.systemScale) {
diff --git a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/atlas/AtlasManager.kt b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/atlas/AtlasManager.kt
index bceb74dc5..fc73d9375 100644
--- a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/atlas/AtlasManager.kt
+++ b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/atlas/AtlasManager.kt
@@ -33,6 +33,7 @@ class AtlasManager(val context: RenderContext) {
     }
 
     operator fun get(atlas: ResourceLocation): Atlas? {
+        if (loader != null) throw IllegalStateException("Atlas is still in loading phase!")
         return this.atlas[atlas]
     }
 }
diff --git a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/gui/dragged/DraggedManager.kt b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/gui/dragged/DraggedManager.kt
index 3faff033e..794d3412d 100644
--- a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/gui/dragged/DraggedManager.kt
+++ b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/gui/dragged/DraggedManager.kt
@@ -26,11 +26,10 @@ import de.bixilon.minosoft.gui.rendering.renderer.drawable.Drawable
 import de.bixilon.minosoft.gui.rendering.system.window.CursorModes
 import de.bixilon.minosoft.gui.rendering.system.window.KeyChangeTypes
 import de.bixilon.minosoft.protocol.protocol.ProtocolDefinition
-import de.bixilon.minosoft.util.Initializable
 
 class DraggedManager(
     private val guiRenderer: GUIRenderer,
-) : Initializable, InputHandler, AsyncDrawable, Drawable {
+) : InputHandler, AsyncDrawable, Drawable {
     private val clickCounter = MouseClickCounter()
     var element: DraggedGUIElement<*>? = null
         set(value) {
@@ -52,12 +51,6 @@ class DraggedManager(
         }
     private var lastTickTime: Long = -1L
 
-    override fun init() {
-    }
-
-    override fun postInit() {
-    }
-
     fun onScreenChange() {
         element?.element?.forceSilentApply()
     }
diff --git a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/HUDManager.kt b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/HUDManager.kt
index b7d94eaf5..65858064f 100644
--- a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/HUDManager.kt
+++ b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/HUDManager.kt
@@ -54,7 +54,7 @@ class HUDManager(
 
     private var values: Collection<HUDElement> = emptyList()
 
-    fun registerElement(hudBuilder: HUDBuilder<*>) {
+    fun register(hudBuilder: HUDBuilder<*>) {
         val hudElement = hudBuilder.build(guiRenderer)
         hudElements[hudBuilder.identifier] = hudElement
 
@@ -64,13 +64,18 @@ class HUDManager(
         context.input.bindings.register(toggleKeyBindingName, toggleKeyBinding, pressed = hudBuilder.DEFAULT_ENABLED) { hudElement.enabled = it }
     }
 
-    private fun registerDefaultElements() {
-        val latch = SimpleLatch(DEFAULT_ELEMENTS.size + 1)
+    private fun registerDefaults() {
+        for (builder in DEFAULT_ELEMENTS) {
+            builder.register(guiRenderer)
+        }
+    }
+
+    private fun buildDefaults() {
+        val latch = SimpleLatch(DEFAULT_ELEMENTS.size)
 
         for (builder in DEFAULT_ELEMENTS) {
-            context.runAsync { registerElement(builder); latch.dec() }
+            context.runAsync { register(builder); latch.dec() }
         }
-        latch.dec()
         latch.await()
     }
 
@@ -86,7 +91,7 @@ class HUDManager(
     }
 
     override fun init() {
-        registerDefaultElements()
+        registerDefaults()
 
         for (element in this.hudElements.toSynchronizedMap().values) {
             element.init()
@@ -100,6 +105,8 @@ class HUDManager(
     }
 
     override fun postInit() {
+        buildDefaults()
+
         for (element in this.hudElements.toSynchronizedMap().values) {
             element.postInit()
             if (element is LayoutedGUIElement<*>) {
diff --git a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/chat/ChatElement.kt b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/chat/ChatElement.kt
index 4bcb5844e..83762950c 100644
--- a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/chat/ChatElement.kt
+++ b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/chat/ChatElement.kt
@@ -81,7 +81,7 @@ class ChatElement(guiRenderer: GUIRenderer) : AbstractChatElement(guiRenderer),
     }
 
 
-    override fun init() {
+    override fun postInit() {
         connection.events.listen<ChatMessageEvent> {
             if (it.message.type.position == ChatTextPositions.HOTBAR) {
                 return@listen
@@ -108,7 +108,7 @@ class ChatElement(guiRenderer: GUIRenderer) : AbstractChatElement(guiRenderer),
             this.input.value = "/"
         }
 
-        internal.init()
+        internal.postInit()
     }
 
     override fun forceRender(offset: Vec2, consumer: GUIVertexConsumer, options: GUIVertexOptions?) {
diff --git a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/chat/InternalChatElement.kt b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/chat/InternalChatElement.kt
index eb429f5f7..e8709de85 100644
--- a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/chat/InternalChatElement.kt
+++ b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/chat/InternalChatElement.kt
@@ -47,7 +47,7 @@ class InternalChatElement(guiRenderer: GUIRenderer) : AbstractChatElement(guiRen
     }
 
 
-    override fun init() {
+    override fun postInit() {
         connection.events.listen<ChatMessageEvent> {
             if (it.message !is InternalChatMessage || profile.chat.internal.hidden) {
                 return@listen
diff --git a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/hotbar/HotbarBaseElement.kt b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/hotbar/HotbarBaseElement.kt
index a0d4afbdc..c679b412a 100644
--- a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/hotbar/HotbarBaseElement.kt
+++ b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/hotbar/HotbarBaseElement.kt
@@ -31,7 +31,7 @@ class HotbarBaseElement(guiRenderer: GUIRenderer) : Element(guiRenderer), Pollab
     private val atlas = guiRenderer.atlas[ATLAS]
     private val baseAtlasElement = atlas["base"]
     private val base = AtlasImageElement(guiRenderer, baseAtlasElement)
-    private val frame = AtlasImageElement(guiRenderer, atlas["frame"]!!, size = Vec2i(FRAME_SIZE))
+    private val frame = AtlasImageElement(guiRenderer, atlas["frame"], size = Vec2i(FRAME_SIZE))
 
     private val containerElement = ContainerItemsElement(guiRenderer, guiRenderer.context.connection.player.items.inventory, baseAtlasElement?.slots ?: Int2ObjectOpenHashMap())
 
diff --git a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/hotbar/HotbarOffhandElement.kt b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/hotbar/HotbarOffhandElement.kt
index 49dbce163..2dd899299 100644
--- a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/hotbar/HotbarOffhandElement.kt
+++ b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/hotbar/HotbarOffhandElement.kt
@@ -14,6 +14,7 @@
 package de.bixilon.minosoft.gui.rendering.gui.hud.elements.hotbar
 
 import de.bixilon.kotlinglm.vec2.Vec2
+import de.bixilon.kotlinglm.vec2.Vec2i
 import de.bixilon.minosoft.data.entities.entities.player.Arms
 import de.bixilon.minosoft.data.entities.entities.player.Arms.Companion.opposite
 import de.bixilon.minosoft.gui.rendering.gui.GUIRenderer
@@ -23,6 +24,7 @@ import de.bixilon.minosoft.gui.rendering.gui.elements.items.ContainerItemsElemen
 import de.bixilon.minosoft.gui.rendering.gui.elements.primitive.AtlasImageElement
 import de.bixilon.minosoft.gui.rendering.gui.mesh.GUIVertexConsumer
 import de.bixilon.minosoft.gui.rendering.gui.mesh.GUIVertexOptions
+import de.bixilon.minosoft.gui.rendering.util.vec.vec2.Vec2iUtil.EMPTY
 import de.bixilon.minosoft.gui.rendering.util.vec.vec4.Vec4Util.marginOf
 import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap
 
@@ -34,13 +36,13 @@ class HotbarOffhandElement(guiRenderer: GUIRenderer) : Element(guiRenderer) {
     )
 
     val offArm = guiRenderer.context.connection.player.mainArm.opposite // ToDo: Support arm change
-    private val frame = frames[offArm.ordinal]!!
+    private val frame = frames[offArm.ordinal]
 
     private var frameImage = AtlasImageElement(guiRenderer, frame)
-    private val containerElement = ContainerItemsElement(guiRenderer, guiRenderer.context.connection.player.items.inventory, frame.slots ?: Int2ObjectOpenHashMap())
+    private val containerElement = ContainerItemsElement(guiRenderer, guiRenderer.context.connection.player.items.inventory, frame?.slots ?: Int2ObjectOpenHashMap())
 
     init {
-        _size = Vec2(frame.size)
+        _size = Vec2(frame?.size ?: Vec2i.EMPTY)
         val margin = if (offArm == Arms.LEFT) {
             marginOf(right = 5.0f)
         } else {
diff --git a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/other/CrosshairHUDElement.kt b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/other/CrosshairHUDElement.kt
index e202b3c9b..e66ff71ae 100644
--- a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/other/CrosshairHUDElement.kt
+++ b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/other/CrosshairHUDElement.kt
@@ -39,7 +39,7 @@ class CrosshairHUDElement(guiRenderer: GUIRenderer) : CustomHUDElement(guiRender
     private var reapply = true
     private var previousNeedsDraw = needsDraw
 
-    override fun init() {
+    override fun postInit() {
         crosshairAtlasElement = guiRenderer.atlas[ATLAS]?.get("crosshair")
         crosshairProfile::color.observe(this) { reapply = true }
     }
diff --git a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/other/debug/DebugHUDElement.kt b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/other/debug/DebugHUDElement.kt
index 88339e8d3..c576e3a29 100644
--- a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/other/debug/DebugHUDElement.kt
+++ b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/other/debug/DebugHUDElement.kt
@@ -82,7 +82,7 @@ class DebugHUDElement(guiRenderer: GUIRenderer) : Element(guiRenderer), Layouted
     }
 
 
-    override fun init() {
+    override fun postInit() {
         layout[Vec2i(0, 0)] = initLeft()
         layout[Vec2i(2, 0)] = initRight()
 
diff --git a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/scoreboard/ScoreboardSideElement.kt b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/scoreboard/ScoreboardSideElement.kt
index 3aa36aba1..945f71707 100644
--- a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/scoreboard/ScoreboardSideElement.kt
+++ b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/scoreboard/ScoreboardSideElement.kt
@@ -161,7 +161,7 @@ class ScoreboardSideElement(guiRenderer: GUIRenderer) : Element(guiRenderer), La
         queueSizeRecalculation()
     }
 
-    override fun init() {
+    override fun postInit() {
         val connection = context.connection
         connection.events.listen<ObjectivePositionSetEvent> {
             if (it.position != ScoreboardPositions.SIDEBAR) {
diff --git a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/tab/TabListElement.kt b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/tab/TabListElement.kt
index 668da3c35..c4d62ec57 100644
--- a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/tab/TabListElement.kt
+++ b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/tab/TabListElement.kt
@@ -216,7 +216,7 @@ class TabListElement(guiRenderer: GUIRenderer) : Element(guiRenderer), LayoutedE
     }
 
 
-    override fun init() {
+    override fun postInit() {
         val connection = context.connection
         connection.tabList::header.observe(this) { header.text = it }
         connection.tabList::footer.observe(this) { footer.text = it }
diff --git a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/title/TitleElement.kt b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/title/TitleElement.kt
index e910c2065..59ef57a19 100644
--- a/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/title/TitleElement.kt
+++ b/src/main/java/de/bixilon/minosoft/gui/rendering/gui/hud/elements/title/TitleElement.kt
@@ -106,7 +106,7 @@ class TitleElement(guiRenderer: GUIRenderer) : Element(guiRenderer), LayoutedEle
         times = DEFAULT_TIMES
     }
 
-    override fun init() {
+    override fun postInit() {
         val connection = context.connection
 
         connection.events.listen<TitleResetEvent> {