Loading the world in v4.5beta3 works, but not in official 4.5
[info] Amidst v4.5
[info] Current system time: 2020-08-19 11:08:17.11
[info] System.getProperty("os.name") == 'Windows 10'
[info] System.getProperty("os.version") == '10.0'
[info] System.getProperty("os.arch") == 'x86'
[info] System.getProperty("java.version") == '1.8.0_261'
[info] System.getProperty("java.vendor") == 'Oracle Corporation'
[info] System.getProperty("sun.arch.data.model") == '32'
[info] Not using OpenGL.
[info] Biome profile activated: Default
[info] Using look & feel: com.sun.java.swing.plaf.windows.WindowsLookAndFeel
[info] using '.minecraft' directory at: 'C:\Users\sebgo\AppData\Roaming\.minecraft'
[info] using biome profiles at: 'biome'
[info] Starting to download remote version list.
[info] Scanning for profiles.
[info] Successfully loaded profile list.
[info] There are no updates available.
[info] Successfully loaded remote version list.
[info] Amidst does not support modded Minecraft versions! Using underlying vanilla Minecraft version 1.16.1 instead.
[info] using minecraft launcher profile 'OptiFine' with versionId '*1.16.1'
[info] Loading libraries.
[info] Found library com.mojang:patchy:1.1 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/com/mojang/patchy/1.1/patchy-1.1.jar
[info] Found library oshi-project:oshi-core:1.1 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/oshi-project/oshi-core/1.1/oshi-core-1.1.jar
[info] Found library net.java.dev.jna:jna:4.4.0 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/net/java/dev/jna/jna/4.4.0/jna-4.4.0.jar
[info] Found library net.java.dev.jna:platform:3.4.0 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/net/java/dev/jna/platform/3.4.0/platform-3.4.0.jar
[info] Found library com.ibm.icu:icu4j:66.1 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/com/ibm/icu/icu4j/66.1/icu4j-66.1.jar
[info] Found library com.mojang:javabridge:1.0.22 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/com/mojang/javabridge/1.0.22/javabridge-1.0.22.jar
[info] Found library net.sf.jopt-simple:jopt-simple:5.0.3 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/net/sf/jopt-simple/jopt-simple/5.0.3/jopt-simple-5.0.3.jar
[info] Found library io.netty:netty-all:4.1.25.Final at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/io/netty/netty-all/4.1.25.Final/netty-all-4.1.25.Final.jar
[info] Found library com.google.guava:guava:21.0 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/com/google/guava/guava/21.0/guava-21.0.jar
[info] Found library org.apache.commons:commons-lang3:3.5 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/apache/commons/commons-lang3/3.5/commons-lang3-3.5.jar
[info] Found library commons-io:commons-io:2.5 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/commons-io/commons-io/2.5/commons-io-2.5.jar
[info] Found library commons-codec:commons-codec:1.10 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/commons-codec/commons-codec/1.10/commons-codec-1.10.jar
[info] Found library net.java.jinput:jinput:2.0.5 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/net/java/jinput/jinput/2.0.5/jinput-2.0.5.jar
[info] Found library net.java.jutils:jutils:1.0.0 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/net/java/jutils/jutils/1.0.0/jutils-1.0.0.jar
[info] Found library com.mojang:brigadier:1.0.17 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/com/mojang/brigadier/1.0.17/brigadier-1.0.17.jar
[info] Found library com.mojang:datafixerupper:3.0.25 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/com/mojang/datafixerupper/3.0.25/datafixerupper-3.0.25.jar
[info] Found library com.google.code.gson:gson:2.8.0 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/com/google/code/gson/gson/2.8.0/gson-2.8.0.jar
[info] Found library com.mojang:authlib:1.6.25 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/com/mojang/authlib/1.6.25/authlib-1.6.25.jar
[info] Found library org.apache.commons:commons-compress:1.8.1 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/apache/commons/commons-compress/1.8.1/commons-compress-1.8.1.jar
[info] Found library org.apache.httpcomponents:httpclient:4.3.3 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/apache/httpcomponents/httpclient/4.3.3/httpclient-4.3.3.jar
[info] Found library commons-logging:commons-logging:1.1.3 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/commons-logging/commons-logging/1.1.3/commons-logging-1.1.3.jar
[info] Found library org.apache.httpcomponents:httpcore:4.3.2 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/apache/httpcomponents/httpcore/4.3.2/httpcore-4.3.2.jar
[info] Found library it.unimi.dsi:fastutil:8.2.1 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/it/unimi/dsi/fastutil/8.2.1/fastutil-8.2.1.jar
[info] Found library org.apache.logging.log4j:log4j-api:2.8.1 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/apache/logging/log4j/log4j-api/2.8.1/log4j-api-2.8.1.jar
[info] Found library org.apache.logging.log4j:log4j-core:2.8.1 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/apache/logging/log4j/log4j-core/2.8.1/log4j-core-2.8.1.jar
[info] Skipping inactive library org.lwjgl:lwjgl:3.2.1
[info] Found library org.lwjgl:lwjgl:3.2.2 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/lwjgl/lwjgl/3.2.2/lwjgl-3.2.2-natives-windows.jar
[info] Skipping inactive library org.lwjgl:lwjgl-jemalloc:3.2.1
[info] Found library org.lwjgl:lwjgl-jemalloc:3.2.2 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/lwjgl/lwjgl-jemalloc/3.2.2/lwjgl-jemalloc-3.2.2-natives-windows.jar
[info] Skipping inactive library org.lwjgl:lwjgl-openal:3.2.1
[info] Found library org.lwjgl:lwjgl-openal:3.2.2 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/lwjgl/lwjgl-openal/3.2.2/lwjgl-openal-3.2.2-natives-windows.jar
[info] Skipping inactive library org.lwjgl:lwjgl-opengl:3.2.1
[info] Found library org.lwjgl:lwjgl-opengl:3.2.2 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/lwjgl/lwjgl-opengl/3.2.2/lwjgl-opengl-3.2.2-natives-windows.jar
[info] Skipping inactive library org.lwjgl:lwjgl-glfw:3.2.1
[info] Found library org.lwjgl:lwjgl-glfw:3.2.2 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/lwjgl/lwjgl-glfw/3.2.2/lwjgl-glfw-3.2.2-natives-windows.jar
[info] Skipping inactive library org.lwjgl:lwjgl-stb:3.2.1
[info] Found library org.lwjgl:lwjgl-stb:3.2.2 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/lwjgl/lwjgl-stb/3.2.2/lwjgl-stb-3.2.2-natives-windows.jar
[info] Skipping inactive library org.lwjgl:lwjgl-tinyfd:3.2.1
[info] Found library org.lwjgl:lwjgl-tinyfd:3.2.2 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/lwjgl/lwjgl-tinyfd/3.2.2/lwjgl-tinyfd-3.2.2-natives-windows.jar
[info] Skipping inactive library org.lwjgl:lwjgl:3.2.1
[info] Found library org.lwjgl:lwjgl:3.2.2 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/lwjgl/lwjgl/3.2.2/lwjgl-3.2.2-natives-windows.jar
[info] Skipping inactive library org.lwjgl:lwjgl-jemalloc:3.2.1
[info] Found library org.lwjgl:lwjgl-jemalloc:3.2.2 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/lwjgl/lwjgl-jemalloc/3.2.2/lwjgl-jemalloc-3.2.2-natives-windows.jar
[info] Skipping inactive library org.lwjgl:lwjgl-openal:3.2.1
[info] Found library org.lwjgl:lwjgl-openal:3.2.2 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/lwjgl/lwjgl-openal/3.2.2/lwjgl-openal-3.2.2-natives-windows.jar
[info] Skipping inactive library org.lwjgl:lwjgl-opengl:3.2.1
[info] Found library org.lwjgl:lwjgl-opengl:3.2.2 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/lwjgl/lwjgl-opengl/3.2.2/lwjgl-opengl-3.2.2-natives-windows.jar
[info] Skipping inactive library org.lwjgl:lwjgl-glfw:3.2.1
[info] Found library org.lwjgl:lwjgl-glfw:3.2.2 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/lwjgl/lwjgl-glfw/3.2.2/lwjgl-glfw-3.2.2-natives-windows.jar
[info] Skipping inactive library org.lwjgl:lwjgl-stb:3.2.1
[info] Found library org.lwjgl:lwjgl-tinyfd:3.2.2 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/lwjgl/lwjgl-tinyfd/3.2.2/lwjgl-tinyfd-3.2.2-natives-windows.jar
[info] Skipping inactive library org.lwjgl:lwjgl-tinyfd:3.2.1
[info] Found library org.lwjgl:lwjgl-stb:3.2.2 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/org/lwjgl/lwjgl-stb/3.2.2/lwjgl-stb-3.2.2-natives-windows.jar
[info] Found library com.mojang:text2speech:1.11.3 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/com/mojang/text2speech/1.11.3/text2speech-1.11.3-natives-windows.jar
[info] Found library com.mojang:text2speech:1.11.3 at file:/C:/Users/sebgo/AppData/Roaming/.minecraft/libraries/com/mojang/text2speech/1.11.3/text2speech-1.11.3-natives-windows.jar
[info] Skipping inactive library ca.weblite:java-objc-bridge:1.0.0
[info] Skipping inactive library ca.weblite:java-objc-bridge:1.0.0
[info] Finished loading libraries.
[info] Recognised Minecraft Version 1.16 with the magic string "bqedae$adaianoamczutlgm$aabp[Jablaaruxczyvauuadsuwcva".
[info] Reading 1.16.1.jar
[info] Jar load complete.
[info] Searching for classes...
[info] Found class WorldGenSettings: cix
[info] Found class DimensionSettings: cig
[info] Found class BiomeZoomer: btf
[info] Found class ResourceKey: uh
[info] Found class RegistryKey: ug
[info] Found class Registry: gl
[info] Missing class RegistryAccess
[info] Found class Biome: bre
[info] Found class NoiseBiomeProvider: brg$a
[info] Found class Util: v
[info] Class search complete.
[info] Loading classes...
[info] unable to find the real class method cix.a(@RegistryAccess, java.util.Properties) -> WorldGenSettings.create2
[info] Classes loaded.
[info] Minecraft load complete.
[info] Creating world with seed '4922323480191142593' and type 'Default'
[info] Using the following generator options:
[crash] Amidst has encounted an uncaught exception on the thread Thread[AWT-EventQueue-0,6,main]
[crash] java.lang.NullPointerException
at amidst.clazz.symbolic.SymbolicClass.callMethod(SymbolicClass.java:86)
at amidst.clazz.symbolic.SymbolicObject.callMethod(SymbolicObject.java:41)
at amidst.mojangapi.minecraftinterface.local.LocalMinecraftInterface.getLegacyBiomeRegistry(LocalMinecraftInterface.java:231)
at amidst.mojangapi.minecraftinterface.local.LocalMinecraftInterface.initializeIfNeeded(LocalMinecraftInterface.java:193)
at amidst.mojangapi.minecraftinterface.local.LocalMinecraftInterface.createWorld(LocalMinecraftInterface.java:80)
at amidst.mojangapi.minecraftinterface.LoggingMinecraftInterface.createWorld(LoggingMinecraftInterface.java:20)
at amidst.mojangapi.world.WorldBuilder.initInterfaceAndGetFeatures(WorldBuilder.java:78)
at amidst.mojangapi.world.WorldBuilder.from(WorldBuilder.java:52)
at amidst.mojangapi.RunningLauncherProfile.createWorld(RunningLauncherProfile.java:69)
at amidst.gui.main.WorldSwitcher.displayWorld(WorldSwitcher.java:67)
at amidst.gui.main.Actions.newFromSeed(Actions.java:93)
at amidst.gui.main.Actions.newFromSeed(Actions.java:78)
at amidst.gui.main.menu.Menus.lambda$item$2(Menus.java:138)
at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
at javax.swing.AbstractButton.doClick(Unknown Source)
at javax.swing.plaf.basic.BasicMenuItemUI.doClick(Unknown Source)
at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(Unknown Source)
at java.awt.Component.processMouseEvent(Unknown Source)
at javax.swing.JComponent.processMouseEvent(Unknown Source)
at java.awt.Component.processEvent(Unknown Source)
at java.awt.Container.processEvent(Unknown Source)
at java.awt.Component.dispatchEventImpl(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Window.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
at java.awt.EventQueue.access$500(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
at java.awt.EventQueue$4.run(Unknown Source)
at java.awt.EventQueue$4.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)
Loading the world in v4.5beta3 works, but not in official 4.5