---- Minecraft Crash Report ----
WARNING: coremods are present:
Contact their authors BEFORE contacting forge
// I bet Cylons wouldn't have this problem.
Time: 15/11/17 16:55
Description: Exception in server tick loop
java.lang.NoClassDefFoundError: net/minecraft/world/biome/Biome
at java.lang.Class.getDeclaredConstructors0(Native Method)
at java.lang.Class.privateGetDeclaredConstructors(Class.java:2663)
at java.lang.Class.getConstructor0(Class.java:3067)
at java.lang.Class.getConstructor(Class.java:1817)
at net.minecraft.world.DimensionType.func_186070_d(DimensionType.java:46)
at net.minecraftforge.common.DimensionManager.createProviderFor(DimensionManager.java:251)
at net.minecraft.world.WorldServer.<init>(WorldServer.java:106)
at net.minecraft.world.WorldServerMulti.<init>(WorldServerMulti.java:18)
at net.minecraft.server.integrated.IntegratedServer.func_71247_a(IntegratedServer.java:89)
at net.minecraft.server.integrated.IntegratedServer.func_71197_b(IntegratedServer.java:196)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:427)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.ClassNotFoundException: net.minecraft.world.biome.Biome
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 12 more
Caused by: java.lang.NullPointerException
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182)
... 14 more
A detailed walkthrough of the error, its code path and all known details is as follows:
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-- System Details --
Details:
Minecraft Version: 1.9
Operating System: Windows 10 (amd64) version 10.0
Java Version: 1.8.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 570313912 bytes (543 MB) / 956301312 bytes (912 MB) up to 1073741824 bytes (1024 MB)
JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=16M
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML: MCP 9.23 Powered by Forge 12.16.1.1887 Optifine OptiFine_1.9_HD_U_E3 4 mods loaded, 4 mods active
States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
UCHIJAA mcp{9.19} [Minecraft Coder Pack] (minecraft.jar)
UCHIJAA FML{8.0.99.99} [Forge Mod Loader] (forge-1.9-12.16.1.1887.jar)
UCHIJAA Forge{12.16.1.1887} [Minecraft Forge] (forge-1.9-12.16.1.1887.jar)
UCHIJAA deiramod{1.0.2} [DeiRaMod] (deiramod-1.0.2.jar)
Loaded coremods (and transformers):
GL info: ~~ERROR~~ RuntimeException: No OpenGL context found in the current thread.
Profiler Position: N/A (disabled)
Player Count: 0 / 8; []
Type: Integrated Server (map_client.txt)
Is Modded: Definitely; Client brand changed to 'fml,forge'