diff --git a/build.gradle b/build.gradle
index 1f41c67..f41043f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -15,7 +15,7 @@ apply plugin: 'net.minecraftforge.gradle'
 apply plugin: 'eclipse'
 apply plugin: 'maven-publish'
 
-version = '1.16.3-2.11.1'
+version = '1.16.4-2.11.1'
 group = 'exopandora.worldhandler' // http://maven.apache.org/guides/mini/guide-naming-conventions.html
 archivesBaseName = 'WorldHandler'
 
@@ -27,7 +27,7 @@ minecraft {
     // stable_#            Stables are built at the discretion of the MCP team.
     // Use non-default mappings at your own risk. they may not always work.
     // Simply re-run your setup task after changing the mappings to update your workspace.
-    mappings channel: 'snapshot', version: '20200723-1.16.1'
+    mappings channel: 'snapshot', version: '20201028-1.16.3'
     // makeObfSourceJar = false // an Srg named sources jar is made by default. uncomment this to disable.
     
     accessTransformer = file('src/main/resources/META-INF/accesstransformer.cfg')
@@ -91,7 +91,7 @@ dependencies {
     // Specify the version of Minecraft to use, If this is any group other then 'net.minecraft' it is assumed
     // that the dep is a ForgeGradle 'patcher' dependency. And it's patches will be applied.
     // The userdev artifact is a special name and will get all sorts of transformations applied to it.
-    minecraft 'net.minecraftforge:forge:1.16.3-34.0.4'
+    minecraft 'net.minecraftforge:forge:1.16.4-35.0.0'
 
     // You may put jars on which you depend on in ./libs or you may define them like so..
     // compile "some.group:artifact:version:classifier"
diff --git a/src/main/java/exopandora/worldhandler/Main.java b/src/main/java/exopandora/worldhandler/Main.java
index 531422b..d8df025 100644
--- a/src/main/java/exopandora/worldhandler/Main.java
+++ b/src/main/java/exopandora/worldhandler/Main.java
@@ -11,7 +11,7 @@ public class Main
 {
 	public static final String NAME = "World Handler";
 	public static final String MODID = "worldhandler";
-	public static final String MC_VERSION = "1.16.3";
+	public static final String MC_VERSION = "1.16.4";
 	public static final String MOD_VERSION = "2.11.1";
 	public static final String URL = "https://minecraft.curseforge.com/projects/world-handler-command-gui";
 	
diff --git a/src/main/java/exopandora/worldhandler/builder/component/impl/ComponentAttribute.java b/src/main/java/exopandora/worldhandler/builder/component/impl/ComponentAttribute.java
index 77c89b1..bb4ca75 100644
--- a/src/main/java/exopandora/worldhandler/builder/component/impl/ComponentAttribute.java
+++ b/src/main/java/exopandora/worldhandler/builder/component/impl/ComponentAttribute.java
@@ -16,7 +16,7 @@ import net.minecraftforge.registries.ForgeRegistries;
 @OnlyIn(Dist.CLIENT)
 public abstract class ComponentAttribute implements IBuilderComponent
 {	
-	public static final List<Attribute> ATTRIBUTES = ForgeRegistries.ATTRIBUTES.getValues().stream().filter(attribute -> !attribute.func_233754_c_().equals(I18n.format(attribute.func_233754_c_()))).collect(Collectors.toList());
+	public static final List<Attribute> ATTRIBUTES = ForgeRegistries.ATTRIBUTES.getValues().stream().filter(attribute -> !attribute.getAttributeName().equals(I18n.format(attribute.getAttributeName()))).collect(Collectors.toList());
 	
 	protected Map<Attribute, Double> attributes = new HashMap<Attribute, Double>();
 	
diff --git a/src/main/java/exopandora/worldhandler/gui/content/impl/ContentChangeWorld.java b/src/main/java/exopandora/worldhandler/gui/content/impl/ContentChangeWorld.java
index 38d14e1..d24e415 100644
--- a/src/main/java/exopandora/worldhandler/gui/content/impl/ContentChangeWorld.java
+++ b/src/main/java/exopandora/worldhandler/gui/content/impl/ContentChangeWorld.java
@@ -45,7 +45,7 @@ public class ContentChangeWorld extends ContentChild
 			IConnection connection = ContentChangeWorld.disconnect();
 			DummyScreen dummy = new DummyScreen(() -> ContentChangeWorld.reconnect(connection));
 			
-			if(Minecraft.getInstance().gameSettings.field_230152_Z_)
+			if(Minecraft.getInstance().gameSettings.skipMultiplayerWarning)
 			{
 				Minecraft.getInstance().displayGuiScreen(new MultiplayerScreen(dummy));
 			}
@@ -65,9 +65,9 @@ public class ContentChangeWorld extends ContentChild
 		if(isIntegrated)
 		{
 			IntegratedServer integrated = Minecraft.getInstance().getIntegratedServer();
-			String folder = integrated.anvilConverterForAnvilFile.func_237282_a_();
-			DimensionGeneratorSettings dimensionGeneratorSettings = integrated.func_240793_aU_().getDimensionGeneratorSettings();
-			WorldSettings worldSettings = integrated.func_240793_aU_().func_230408_H_();
+			String folder = integrated.anvilConverterForAnvilFile.getSaveName();
+			DimensionGeneratorSettings dimensionGeneratorSettings = integrated.getServerConfiguration().getDimensionGeneratorSettings();
+			WorldSettings worldSettings = integrated.getServerConfiguration().getWorldSettings();
 			
 			Minecraft.getInstance().world.sendQuittingDisconnectingPacket();
 			Minecraft.getInstance().unloadWorld(new DirtMessageScreen(new TranslationTextComponent("menu.savingLevel")));
@@ -99,7 +99,7 @@ public class ContentChangeWorld extends ContentChild
 		else if(connection instanceof IntegratedConnection)
 		{
 			IntegratedConnection integrated = (IntegratedConnection) connection;
-			Minecraft.getInstance().func_238192_a_(integrated.getFolder(), integrated.getWorldSettings(), DynamicRegistries.func_239770_b_(), integrated.getDimensionGeneratorSettings()); //launchIntegratedServer
+			Minecraft.getInstance().createWorld(integrated.getFolder(), integrated.getWorldSettings(), DynamicRegistries.func_239770_b_(), integrated.getDimensionGeneratorSettings());
 			Minecraft.getInstance().mouseHelper.grabMouse();
 		}
 		else if(connection instanceof DedicatedConnection)
diff --git a/src/main/java/exopandora/worldhandler/gui/content/impl/ContentCustomItem.java b/src/main/java/exopandora/worldhandler/gui/content/impl/ContentCustomItem.java
index 1648216..7781f1a 100644
--- a/src/main/java/exopandora/worldhandler/gui/content/impl/ContentCustomItem.java
+++ b/src/main/java/exopandora/worldhandler/gui/content/impl/ContentCustomItem.java
@@ -170,7 +170,7 @@ public class ContentCustomItem extends Content
 				@Override
 				public IFormattableTextComponent translate(Attribute item)
 				{
-					return new TranslationTextComponent(item.func_233754_c_());
+					return new TranslationTextComponent(item.getAttributeName());
 				}
 				
 				@Override
diff --git a/src/main/java/exopandora/worldhandler/gui/content/impl/ContentNoteEditor.java b/src/main/java/exopandora/worldhandler/gui/content/impl/ContentNoteEditor.java
index f98b560..1ce3615 100644
--- a/src/main/java/exopandora/worldhandler/gui/content/impl/ContentNoteEditor.java
+++ b/src/main/java/exopandora/worldhandler/gui/content/impl/ContentNoteEditor.java
@@ -206,7 +206,7 @@ public class ContentNoteEditor extends Content
 			
     		TranslationTextComponent text = new TranslationTextComponent("gui.worldhandler.blocks.note_block_editor.look_at_note_block", KeyHandler.KEY_WORLD_HANDLER.func_238171_j_());
 			FontRenderer fontRenderer = Minecraft.getInstance().fontRenderer;
-			fontRenderer.func_243248_b(matrix, text, x + 116 - fontRenderer.func_238414_a_(text) / 2, y + 70, Config.getSkin().getLabelColor());
+			fontRenderer.func_243248_b(matrix, text, x + 116 - fontRenderer.getStringPropertyWidth(text) / 2, y + 70, Config.getSkin().getLabelColor());
 		}
 	}
 	
diff --git a/src/main/java/exopandora/worldhandler/gui/content/impl/ContentPlayer.java b/src/main/java/exopandora/worldhandler/gui/content/impl/ContentPlayer.java
index 34f9bbd..9b2ba4d 100644
--- a/src/main/java/exopandora/worldhandler/gui/content/impl/ContentPlayer.java
+++ b/src/main/java/exopandora/worldhandler/gui/content/impl/ContentPlayer.java
@@ -177,7 +177,7 @@ public class ContentPlayer extends Content
 		{
 			int xPos = x + 175;
 			int yPos = y + 82;
-			int playerNameWidth = Minecraft.getInstance().fontRenderer.func_238414_a_(Minecraft.getInstance().player.getName()) / 2;
+			int playerNameWidth = Minecraft.getInstance().fontRenderer.getStringPropertyWidth(Minecraft.getInstance().player.getName()) / 2;
 			
 			AbstractGui.fill(matrix, container.width / 2 - playerNameWidth - 1 + 59, yPos - 74, container.width / 2 + playerNameWidth + 1 + 59, yPos - 65, 0x3F000000);
 			Minecraft.getInstance().fontRenderer.func_243248_b(matrix, Minecraft.getInstance().player.getName(), container.width / 2 - playerNameWidth + 59, yPos - 73, 0xE0E0E0);
diff --git a/src/main/java/exopandora/worldhandler/gui/content/impl/ContentSignEditor.java b/src/main/java/exopandora/worldhandler/gui/content/impl/ContentSignEditor.java
index 7c94ae1..0cc9631 100644
--- a/src/main/java/exopandora/worldhandler/gui/content/impl/ContentSignEditor.java
+++ b/src/main/java/exopandora/worldhandler/gui/content/impl/ContentSignEditor.java
@@ -189,7 +189,7 @@ public class ContentSignEditor extends Content
 			
 			TranslationTextComponent text = new TranslationTextComponent("gui.worldhandler.blocks.sign_editor.look_at_sign", KeyHandler.KEY_WORLD_HANDLER.func_238171_j_());
 			FontRenderer fontRenderer = Minecraft.getInstance().fontRenderer;
-			fontRenderer.func_243248_b(matrix, text, x + 116 - fontRenderer.func_238414_a_(text) / 2, y + 70, Config.getSkin().getLabelColor());
+			fontRenderer.func_243248_b(matrix, text, x + 116 - fontRenderer.getStringPropertyWidth(text) / 2, y + 70, Config.getSkin().getLabelColor());
 		}
 	}
 	
diff --git a/src/main/java/exopandora/worldhandler/gui/content/impl/ContentSummon.java b/src/main/java/exopandora/worldhandler/gui/content/impl/ContentSummon.java
index 81dff35..27363dc 100644
--- a/src/main/java/exopandora/worldhandler/gui/content/impl/ContentSummon.java
+++ b/src/main/java/exopandora/worldhandler/gui/content/impl/ContentSummon.java
@@ -194,7 +194,7 @@ public class ContentSummon extends Content
 				@Override
 				public IFormattableTextComponent translate(Attribute item)
 				{
-					return new TranslationTextComponent(item.func_233754_c_());
+					return new TranslationTextComponent(item.getAttributeName());
 				}
 				
 				@Override
diff --git a/src/main/java/exopandora/worldhandler/gui/content/impl/ContentWorldInfo.java b/src/main/java/exopandora/worldhandler/gui/content/impl/ContentWorldInfo.java
index b9f6a57..9f3051c 100644
--- a/src/main/java/exopandora/worldhandler/gui/content/impl/ContentWorldInfo.java
+++ b/src/main/java/exopandora/worldhandler/gui/content/impl/ContentWorldInfo.java
@@ -53,7 +53,7 @@ public class ContentWorldInfo extends Content
 		this.posZField.setText(I18n.format("gui.worldhandler.world_info.start.spawn") + " Z: " + ContentWorldInfo.format(world, object -> object.getWorldInfo().getSpawnZ()));
 		
 		this.worldField = new GuiTextFieldTooltip(x + 118, y + 12, 114, 20);
-		this.worldField.setText(I18n.format("gui.worldhandler.world_info.world.name") + ": " + ContentWorldInfo.format(server, object -> object.func_240793_aU_().getWorldName()));
+		this.worldField.setText(I18n.format("gui.worldhandler.world_info.world.name") + ": " + ContentWorldInfo.format(server, object -> object.getServerConfiguration().getWorldName()));
 		
 		this.seedField = new GuiTextFieldTooltip(x + 118, y + 36, 114, 20);
 		this.seedField.setText(I18n.format("gui.worldhandler.world_info.world.seed") + ": " + ContentWorldInfo.format(server, object -> object.func_241755_D_().getSeed()));
diff --git a/src/main/java/exopandora/worldhandler/gui/widget/WidgetNameField.java b/src/main/java/exopandora/worldhandler/gui/widget/WidgetNameField.java
index 3ddbdf5..5172725 100644
--- a/src/main/java/exopandora/worldhandler/gui/widget/WidgetNameField.java
+++ b/src/main/java/exopandora/worldhandler/gui/widget/WidgetNameField.java
@@ -90,7 +90,7 @@ public class WidgetNameField implements IContainerWidget
 		{
 			int width = font.getStringWidth(I18n.format("gui.worldhandler.generic.edit_username")) + 2;
 			this.nameField.setWidth(width);
-			this.nameField.setPosition(x - (font.func_238414_a_(container.getContent().getTitle()) + 2), y);
+			this.nameField.setPosition(x - (font.getStringPropertyWidth(container.getContent().getTitle()) + 2), y);
 		}
 		else
 		{
diff --git a/src/main/java/exopandora/worldhandler/gui/widget/button/GuiButtonPiano.java b/src/main/java/exopandora/worldhandler/gui/widget/button/GuiButtonPiano.java
index 43ef23b..f8d0415 100644
--- a/src/main/java/exopandora/worldhandler/gui/widget/button/GuiButtonPiano.java
+++ b/src/main/java/exopandora/worldhandler/gui/widget/button/GuiButtonPiano.java
@@ -78,7 +78,7 @@ public class GuiButtonPiano extends GuiButtonBase
 		FontRenderer fontRenderer = Minecraft.getInstance().fontRenderer;
 		
 		this.blit(matrix, this.x, this.y, 25 + hoverstate * 15 - 15, 0, 15, 92);
-		fontRenderer.func_243248_b(matrix, this.getMessage(), (float) (this.x + this.width / 2 - fontRenderer.func_238414_a_(this.getMessage()) / 2), (float) (this.y + (this.height - 8) / 2 + 36), textColor); //drawString
+		fontRenderer.func_243248_b(matrix, this.getMessage(), (float) (this.x + this.width / 2 - fontRenderer.getStringPropertyWidth(this.getMessage()) / 2), (float) (this.y + (this.height - 8) / 2 + 36), textColor); //drawString
 	}
 	
 	protected void drawBlackKey(MatrixStack matrix, int hoverstate)
diff --git a/src/main/java/exopandora/worldhandler/gui/widget/button/GuiSlider.java b/src/main/java/exopandora/worldhandler/gui/widget/button/GuiSlider.java
index 6a66591..862b5c1 100644
--- a/src/main/java/exopandora/worldhandler/gui/widget/button/GuiSlider.java
+++ b/src/main/java/exopandora/worldhandler/gui/widget/button/GuiSlider.java
@@ -94,7 +94,7 @@ public class GuiSlider extends GuiButtonBase
 		int value = this.persistence.getValueInt();
 		IFormattableTextComponent suffix = this.logic.formatValue(value).append(this.logic.formatSuffix(value));
 		FontRenderer fontRenderer = Minecraft.getInstance().fontRenderer;
-		IFormattableTextComponent text = TextUtils.stripText(this.logic.formatPrefix(value), this.width - fontRenderer.func_238414_a_(suffix), fontRenderer).append(suffix);
+		IFormattableTextComponent text = TextUtils.stripText(this.logic.formatPrefix(value), this.width - fontRenderer.getStringPropertyWidth(suffix), fontRenderer).append(suffix);
 		this.setMessage(text);
 	}
 	
diff --git a/src/main/java/exopandora/worldhandler/util/MutableStringTextComponent.java b/src/main/java/exopandora/worldhandler/util/MutableStringTextComponent.java
index 0914531..0bca94c 100644
--- a/src/main/java/exopandora/worldhandler/util/MutableStringTextComponent.java
+++ b/src/main/java/exopandora/worldhandler/util/MutableStringTextComponent.java
@@ -1,6 +1,5 @@
 package exopandora.worldhandler.util;
 
-
 import exopandora.worldhandler.builder.INBTWritable;
 import net.minecraft.nbt.INBT;
 import net.minecraft.nbt.StringNBT;
@@ -75,7 +74,7 @@ public class MutableStringTextComponent extends StringTextComponent implements I
 	
 	public IReorderingProcessor formatter(String string, Integer index)
 	{
-		return IReorderingProcessor.func_242239_a(string, this.getStyle());
+		return IReorderingProcessor.fromString(string, this.getStyle());
 	}
 	
 	@Override
diff --git a/src/main/java/exopandora/worldhandler/util/RegistryHelper.java b/src/main/java/exopandora/worldhandler/util/RegistryHelper.java
index 22c0f73..fe5af16 100644
--- a/src/main/java/exopandora/worldhandler/util/RegistryHelper.java
+++ b/src/main/java/exopandora/worldhandler/util/RegistryHelper.java
@@ -37,7 +37,7 @@ public class RegistryHelper
 		registerRegistry(ForgeRegistries.POTIONS, Effect::getName);
 		registerRegistry(ForgeRegistries.BIOMES, biome ->
 		{
-			MutableRegistry<Biome> registry = DynamicRegistries.func_239770_b_().func_243612_b(Registry.BIOME_KEY);
+			MutableRegistry<Biome> registry = DynamicRegistries.func_239770_b_().getRegistry(Registry.BIOME_KEY);
 			ResourceLocation resource = registry.getKey(biome);
 			String key = "biome." + biome.getRegistryName().getNamespace() + "." + resource.getPath();
 			
diff --git a/src/main/java/exopandora/worldhandler/util/RenderUtils.java b/src/main/java/exopandora/worldhandler/util/RenderUtils.java
index a2483c8..ee51e4b 100644
--- a/src/main/java/exopandora/worldhandler/util/RenderUtils.java
+++ b/src/main/java/exopandora/worldhandler/util/RenderUtils.java
@@ -88,7 +88,7 @@ public class RenderUtils
 		matrix.scale(16.0F, 16.0F, 16.0F);
 		
 		IRenderTypeBuffer.Impl buffer = Minecraft.getInstance().getRenderTypeBuffers().getBufferSource();
-		boolean flag = !bakedmodel.func_230044_c_();
+		boolean flag = !bakedmodel.isSideLit();
 		
 		if(flag)
 		{
diff --git a/src/main/java/exopandora/worldhandler/util/TextUtils.java b/src/main/java/exopandora/worldhandler/util/TextUtils.java
index fdfb33c..ec06368 100644
--- a/src/main/java/exopandora/worldhandler/util/TextUtils.java
+++ b/src/main/java/exopandora/worldhandler/util/TextUtils.java
@@ -23,7 +23,7 @@ public class TextUtils
 	
 	public static IFormattableTextComponent stripText(IFormattableTextComponent string, IFormattableTextComponent prefix, int maxWidth, FontRenderer fontRenderer)
 	{
-		if(fontRenderer.func_238414_a_(prefix) + fontRenderer.func_238414_a_(string) > (maxWidth - fontRenderer.func_238414_a_(prefix)))
+		if(fontRenderer.getStringPropertyWidth(prefix) + fontRenderer.getStringPropertyWidth(string) > (maxWidth - fontRenderer.getStringPropertyWidth(prefix)))
 		{
 			IFormattableTextComponent result = new StringTextComponent("").setStyle(string.getStyle()); 
 			
@@ -31,7 +31,7 @@ public class TextUtils
 			{
 				IFormattableTextComponent extension = new StringTextComponent(result.getString() + c + "...").setStyle(string.getStyle());
 				
-				if(fontRenderer.func_238414_a_(extension) < maxWidth)
+				if(fontRenderer.getStringPropertyWidth(extension) < maxWidth)
 				{
 					result = new StringTextComponent(result.getString() + c).setStyle(string.getStyle());
 				}
diff --git a/src/main/resources/META-INF/mods.toml b/src/main/resources/META-INF/mods.toml
index b35fd24..e3992fe 100644
--- a/src/main/resources/META-INF/mods.toml
+++ b/src/main/resources/META-INF/mods.toml
@@ -11,7 +11,7 @@ license="GPL v3.0"
 
 [[mods]]
 	modId="worldhandler"
-	version="1.16.3-2.11.1"
+	version="1.16.4-2.11.1"
 	displayName="World Handler"
 	description="The World Handler provides a simple and easy to use graphical user interface for commands. It lets you create powerful and complex sub-commands alongside NBT-structures within seconds."