MultiMC version: 0.7.0-4265 Launched instance in online mode sessionserver.mojang.com resolves to: [150.171.109.147] textures.minecraft.net resolves to: [150.171.109.149] api.minecraftservices.com resolves to: [150.171.109.149] Minecraft folder is: C:/Users/pumpkincooker/Downloads/PC games/Original games/mmc-develop-win32/MultiMC/instances/Beta Unleashed v1.1/.minecraft Java path is: C:/Program Files/Java/jdk-26.0.1/bin/javaw.exe Checking Java version... Java is version 26.0.1, using amd64 architecture, from Oracle Corporation. Main Class: Native path: C:/Users/pumpkincooker/Downloads/PC games/Original games/mmc-develop-win32/MultiMC/instances/Beta Unleashed v1.1/natives Traits: traits texturepacks traits legacyLaunch Libraries: C:/Users/pumpkincooker/Downloads/PC games/Original games/mmc-develop-win32/MultiMC/libraries/net/java/jinput/jinput/2.0.5/jinput-2.0.5.jar C:/Users/pumpkincooker/Downloads/PC games/Original games/mmc-develop-win32/MultiMC/libraries/net/java/jutils/jutils/1.0.0/jutils-1.0.0.jar C:/Users/pumpkincooker/Downloads/PC games/Original games/mmc-develop-win32/MultiMC/libraries/org/lwjgl/lwjgl/lwjgl/2.9.4-nightly-20150209/lwjgl-2.9.4-nightly-20150209.jar C:/Users/pumpkincooker/Downloads/PC games/Original games/mmc-develop-win32/MultiMC/libraries/org/lwjgl/lwjgl/lwjgl_util/2.9.4-nightly-20150209/lwjgl_util-2.9.4-nightly-20150209.jar C:/Users/pumpkincooker/Downloads/PC games/Original games/mmc-develop-win32/MultiMC/instances/Beta Unleashed v1.1/.minecraft/bin/minecraft.jar Native libraries: C:/Users/pumpkincooker/Downloads/PC games/Original games/mmc-develop-win32/MultiMC/libraries/net/java/jinput/jinput-platform/2.0.5/jinput-platform-2.0.5-natives-windows.jar C:/Users/pumpkincooker/Downloads/PC games/Original games/mmc-develop-win32/MultiMC/libraries/org/lwjgl/lwjgl/lwjgl-platform/2.9.4-nightly-20150209/lwjgl-platform-2.9.4-nightly-20150209-natives-windows.jar Mods: [✔️] b1.7.3_FullscreenCursorFix_v1.zip [📁] sppcommands (folder) Jar Mods: OptiFine_1.7.3_HD_S_G (0991d069-9ec6-49a1-82b4-9c0914fb14d0.jar) OptiTick-1.0_b173 (c424388a-35d5-41de-9f5e-e1b0d7675c6b.jar) Optifine_HD_S_G_LongDistancePatchV1 (321c73f1-710b-4061-8ffd-66b9bf44a18a.jar) ModLoader B1.7.3 (e4df2ae0-aa4d-44da-b71e-279ba6ef205b.jar) ModLoaderMp 1.7.3 Unofficial v2 (1f51fd0a-e925-4bad-85a9-d4fabbe036d0.jar) BitDepthFix (773f1f0d-cf82-4f0e-a9b5-82dee33553d0.jar) simpleF3info1.5FinalBugFix_copy (a0cb5352-5222-4ad0-87dd-6049a81f0c32.jar) SlabNames (65df7fa3-d812-4d4e-a7ac-24ba644dbe56.jar) Beta 1.8 Skeleton Bows for Beta 1.7.3 (9e4b604f-aae7-4e6b-aadf-2693882ccf91.jar) ToggleSneak-1.1.1_b173 (ec2c5d8f-b211-4be6-acfe-3ae01277af3d.jar) multiplayer_jitter_fix (caf64211-4c5e-42bc-8cf2-89fe6ca40d3c.jar) faceview-optifine (0b2500dd-0f70-4fd5-817e-ce0a64c53616.jar) Clipboard_screenshots (ae398518-4a20-49ae-bba4-e1fd76ba67ef.jar) AnnoyanceFix (5a90d57f-e117-4414-9f24-5992ee70245d.jar) BetaTweaks_v1.2.2_CLIENT_b173 (51974660-d399-4e72-94e3-114755826898.jar) HowManyItems_v4.2.0_b173 (d2ec71db-29f9-424a-b957-22eb76e5e0b2.jar) SinglePlayerCommands_v2.11.1_b173 (ee134e31-a132-4717-926e-c1cb9adf219f.jar) Params: Window size: 854 x 480 Java Arguments: [-Dhttp.proxyHost=betacraft.uk, -Dfml.ignoreInvalidMinecraftCertificates=true, -Dfml.ignorePatchDiscrepancies=true, -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump, -Xms512m, -Xmx1024m, -Duser.language=en] Minecraft process ID: 9528 Using onesix launcher. Exception in thread "main" java.lang.NoClassDefFoundError: java/applet/Applet at java.base/java.lang.ClassLoader.defineClass1(Native Method) at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:974) at java.base/java.security.SecureClassLoader.defineClass(SecureClassLoader.java:145) at java.base/jdk.internal.loader.BuiltinClassLoader.defineClass(BuiltinClassLoader.java:776) at java.base/jdk.internal.loader.BuiltinClassLoader.findClassOnClassPathOrNull(BuiltinClassLoader.java:691) at java.base/jdk.internal.loader.BuiltinClassLoader.loadClassOrNull(BuiltinClassLoader.java:620) at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:578) at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:502) at java.base/java.lang.Class.getDeclaredFields0(Native Method) at java.base/java.lang.Class.privateGetDeclaredFields(Class.java:2918) at java.base/java.lang.Class.getDeclaredFields(Class.java:2248) at org.multimc.Utils.getMCPathField(Utils.java:77) at org.multimc.onesix.OneSixLauncher.legacyLaunch(OneSixLauncher.java:119) at org.multimc.onesix.OneSixLauncher.launch(OneSixLauncher.java:273) at org.multimc.EntryPoint.listen(EntryPoint.java:143) at org.multimc.EntryPoint.main(EntryPoint.java:34) Caused by: java.lang.ClassNotFoundException: java.applet.Applet at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:580) at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:502) ... 16 more Process exited with exit code 1 (0x1). Please note that usually neither the exit code, nor its description are enough to diagnose issues! Always upload the entire log and not just the exit code. Clipboard copy at: 15 May 2026 21:29:32 -0700 MultiMC: Log upload triggered at: 15 May 2026 21:29:34 -0700