diff --git a/buildSrc/src/main/kotlin/BuildConfig.kt b/buildSrc/src/main/kotlin/BuildConfig.kt
index f97359e139..f07796c6e8 100644
--- a/buildSrc/src/main/kotlin/BuildConfig.kt
+++ b/buildSrc/src/main/kotlin/BuildConfig.kt
@@ -4,8 +4,8 @@ package com.unciv.build
 object BuildConfig {
     const val kotlinVersion = "1.8.21"
     const val appName = "Unciv"
-    const val appCodeNumber = 918
-    const val appVersion = "4.8.9-patch1"
+    const val appCodeNumber = 919
+    const val appVersion = "4.8.9-patch2"
 
     const val gdxVersion = "1.11.0"
     const val ktorVersion = "2.2.3"
diff --git a/core/src/com/unciv/UncivGame.kt b/core/src/com/unciv/UncivGame.kt
index e88415fb2d..d4dc76f795 100644
--- a/core/src/com/unciv/UncivGame.kt
+++ b/core/src/com/unciv/UncivGame.kt
@@ -536,7 +536,7 @@ open class UncivGame(val isConsoleMode: Boolean = false) : Game(), PlatformSpeci
 
     companion object {
         //region AUTOMATICALLY GENERATED VERSION DATA - DO NOT CHANGE THIS REGION, INCLUDING THIS COMMENT
-        val VERSION = Version("4.8.9-patch1", 918)
+        val VERSION = Version("4.8.9-patch2", 919)
         //endregion
 
         lateinit var Current: UncivGame
diff --git a/core/src/com/unciv/logic/automation/unit/UnitAutomation.kt b/core/src/com/unciv/logic/automation/unit/UnitAutomation.kt
index f863bb2bb2..977d1fff38 100644
--- a/core/src/com/unciv/logic/automation/unit/UnitAutomation.kt
+++ b/core/src/com/unciv/logic/automation/unit/UnitAutomation.kt
@@ -269,7 +269,7 @@ object UnitAutomation {
 
         if (unit.hasUnique(UniqueType.MayFoundReligion)
                 && unit.civ.religionManager.religionState < ReligionState.Religion
-                && unit.civ.religionManager.mayFoundReligionAtAll(unit)
+                && unit.civ.religionManager.mayFoundReligionAtAll()
         )
             return SpecificUnitAutomation.foundReligion(unit)
 
diff --git a/core/src/com/unciv/logic/civilization/managers/ReligionManager.kt b/core/src/com/unciv/logic/civilization/managers/ReligionManager.kt
index 9bad600483..929c591216 100644
--- a/core/src/com/unciv/logic/civilization/managers/ReligionManager.kt
+++ b/core/src/com/unciv/logic/civilization/managers/ReligionManager.kt
@@ -256,7 +256,7 @@ class ReligionManager : IsPartOfGameInfoSerialization {
     }
 
 
-    fun mayFoundReligionAtAll(prophet: MapUnit): Boolean {
+    fun mayFoundReligionAtAll(): Boolean {
         if (!civInfo.gameInfo.isReligionEnabled()) return false // No religion
         if (religionState >= ReligionState.Religion) return false // Already created a major religion
 
@@ -269,7 +269,7 @@ class ReligionManager : IsPartOfGameInfoSerialization {
     }
 
     fun mayFoundReligionNow(prophet: MapUnit): Boolean {
-        if (!mayFoundReligionAtAll(prophet)) return false
+        if (!mayFoundReligionAtAll()) return false
         if (!prophet.getTile().isCityCenter()) return false
         if (prophet.getTile().getCity()!!.isHolyCity()) return false
         // No double holy cities. Not sure if these were allowed in the base game
@@ -445,7 +445,7 @@ class ReligionManager : IsPartOfGameInfoSerialization {
         val religion = missionary.civ.gameInfo.religions[missionary.religion] ?: return false
         if (religion.isPantheon()) return false
         if (!missionary.canDoLimitedAction(Constants.spreadReligion)
-            && UnitActionModifiers.getUsableUnitActionUniques(missionary, UniqueType.CanSpreadReligion).any()) return false
+            && UnitActionModifiers.getUsableUnitActionUniques(missionary, UniqueType.CanSpreadReligion).none()) return false
         return true
     }
 
diff --git a/core/src/com/unciv/ui/screens/newgamescreen/MapFileSelectTable.kt b/core/src/com/unciv/ui/screens/newgamescreen/MapFileSelectTable.kt
index 6ce6b34ee1..93ded075f9 100644
--- a/core/src/com/unciv/ui/screens/newgamescreen/MapFileSelectTable.kt
+++ b/core/src/com/unciv/ui/screens/newgamescreen/MapFileSelectTable.kt
@@ -16,7 +16,6 @@ import com.unciv.ui.components.input.onChange
 import com.unciv.ui.screens.basescreen.BaseScreen
 import com.unciv.ui.screens.victoryscreen.LoadMapPreview
 import com.unciv.utils.Concurrency
-import io.ktor.util.collections.*
 import kotlinx.coroutines.Job
 import kotlinx.coroutines.isActive
 import com.badlogic.gdx.utils.Array as GdxArray
@@ -35,7 +34,7 @@ class MapFileSelectTable(
     private class MapWrapper(val fileHandle: FileHandle, val mapParameters: MapParameters) {
         override fun toString(): String = mapParameters.baseRuleset + " | " + fileHandle.name()
     }
-    private val mapWrappers = ConcurrentSet<MapWrapper>()
+    private val mapWrappers = ArrayList<MapWrapper>()
 
     private val columnWidth = newGameScreen.getColumnWidth()
 
@@ -69,20 +68,15 @@ class MapFileSelectTable(
     private fun addMapWrappersAsync(){
         val mapFilesSequence = getMapFilesSequence()
 
-        // We only really need ONE map to be loaded to tell us "isNotEmpty" and "recentlySavedMapExists"
-        // The rest we can defer, so that users don't get ANRs when opening the new game screen
-        //   because the game wants to load ALL the maps before first render
-        fun tryAddMapFile(mapFile: FileHandle){
-            val mapParameters = try {
-                MapSaver.loadMapParameters(mapFile)
-            } catch (_: Exception) {
-                return
-            }
-            mapWrappers.add(MapWrapper(mapFile, mapParameters))
-        }
-
         Concurrency.run {
-            for (mapFile in mapFilesSequence) tryAddMapFile(mapFile)
+            for (mapFile in mapFilesSequence) {
+                val mapParameters = try {
+                    MapSaver.loadMapParameters(mapFile)
+                } catch (_: Exception) {
+                    continue
+                }
+                mapWrappers.add(MapWrapper(mapFile, mapParameters))
+            }
             Concurrency.runOnGLThread { fillMapFileSelectBox() }
         }
     }
@@ -102,7 +96,7 @@ class MapFileSelectTable(
     fun isNotEmpty() = firstMap != null
     fun recentlySavedMapExists() = firstMap!=null && firstMap!!.lastModified() > System.currentTimeMillis() - 900000
 
-    fun fillMapFileSelectBox() {
+    private fun fillMapFileSelectBox() {
         if (!mapFileSelectBox.items.isEmpty) return
 
         val mapFiles = GdxArray<MapWrapper>()
diff --git a/core/src/com/unciv/ui/screens/worldscreen/unit/actions/UnitActionsReligion.kt b/core/src/com/unciv/ui/screens/worldscreen/unit/actions/UnitActionsReligion.kt
index 3e5c793e3c..3796ffd1f1 100644
--- a/core/src/com/unciv/ui/screens/worldscreen/unit/actions/UnitActionsReligion.kt
+++ b/core/src/com/unciv/ui/screens/worldscreen/unit/actions/UnitActionsReligion.kt
@@ -14,7 +14,7 @@ object UnitActionsReligion {
 
 
     internal fun addFoundReligionAction(unit: MapUnit, actionList: ArrayList<UnitAction>) {
-        if (!unit.civ.religionManager.mayFoundReligionAtAll(unit)) return
+        if (!unit.civ.religionManager.mayFoundReligionAtAll()) return
 
         val unique = UnitActionModifiers.getUsableUnitActionUniques(unit, UniqueType.MayFoundReligion)
             .firstOrNull() ?: return