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Every time i try to join my server i crash, my friends are able to join easily. We have the same mods (ComputerCraft, Pixelmon Generations, Weareable Backpacks). This is my first report, thank you for your assistance.

---- Minecraft Crash Report ----

// This is a token for 1 free hug. Redeem at your nearest Mojangsta: [~~HUG~~]

Time: 6/14/18 8:07 PM

Description: Unexpected error

java.lang.NullPointerException: Unexpected error

at net.minecraft.client.multiplayer.PlayerControllerMP.func_78750_j(PlayerControllerMP.java:373)

at net.minecraft.client.multiplayer.PlayerControllerMP.func_78765_e(PlayerControllerMP.java:346)

at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1722)

at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:1096)

at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:397)

at net.minecraft.client.main.Main.main(SourceFile:123)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

at java.lang.reflect.Method.invoke(Unknown Source)

at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)

at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

A detailed walkthrough of the error, its code path and all known details is as follows:

---------------------------------------------------------------------------------------
-- Head --

Thread: Client thread

Stacktrace:

at net.minecraft.client.multiplayer.PlayerControllerMP.func_78750_j(PlayerControllerMP.java:373)

at net.minecraft.client.multiplayer.PlayerControllerMP.func_78765_e(PlayerControllerMP.java:346)
-- Affected level --

Details:

Level name: MpServer

All players: 0 total; []

Chunk stats: MultiplayerChunkCache: 12, 12

Level seed: 0

Level generator: ID 00 - default, ver 1. Features enabled: false

Level generator options:

Level spawn location: World: (8,64,8), Chunk: (at 8,4,8 in 0,0; contains blocks 0,0,0 to 15,255,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)

Level time: 0 game time, 0 day time

Level dimension: 0

Level storage version: 0x00000 - Unknown?

Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)

Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false

Forced entities: 0 total; []

Retry entities: 0 total; []

Server brand: ~~ERROR~~ NullPointerException: null

Server type: Non-integrated multiplayer server

Stacktrace:

at net.minecraft.client.multiplayer.WorldClient.func_72914_a(WorldClient.java:420)

at net.minecraft.client.Minecraft.func_71396_d(Minecraft.java:2737)

at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:426)

at net.minecraft.client.main.Main.main(SourceFile:123)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

at java.lang.reflect.Method.invoke(Unknown Source)

at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)

at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
-- System Details --

Details:

Minecraft Version: 1.12.2

Operating System: Windows 10 (x86) version 10.0

Java Version: 1.8.0_171, Oracle Corporation

Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation

Memory: 623230968 bytes (594 MB) / 1216348160 bytes (1160 MB) up to 1216348160 bytes (1160 MB)

JVM Flags: 3 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1200M -Xms1200M IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0

FML: MCP 9.42 Powered by Forge 14.23.3.2655 7 mods loaded, 7 mods active States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored

| State | ID | Version | Source | Signature | |:------ |:----------------- |:------------ |:---------------------------------------------- |:---------------------------------------- | | UCHIJA | minecraft | 1.12.2 | minecraft.jar | None | | UCHIJA | mcp | 9.42 | minecraft.jar | None | | UCHIJA | FML | 8.0.99.99 | forge-1.12.2-14.23.3.2655.jar | e3c3d50c7c986df74c645c0ac54639741c90a557 | | UCHIJA | forge | 14.23.3.2655 | forge-1.12.2-14.23.3.2655.jar | e3c3d50c7c986df74c645c0ac54639741c90a557 | | UCHIJA | computercraft | 1.80pr1 | ComputerCraft-Mod-1.12.1.jar | None | | UCHIJA | pixelmon | 2.1.0 | PixelmonGenerations-1.12.2-2.1.0-universal.jar | None | | UCHIJA | wearablebackpacks | 3.1.0 | Wearable-Backpacks-Mod-1.12.2.jar | None |
Loaded coremods (and transformers): GL info: ' Vendor: 'NVIDIA Corporation' Version: '4.6.0 NVIDIA 397.64' Renderer: 'GeForce GTX 970/PCIe/SSE2' Launched Version: 1.12.2-forge1.12.2-14.23.3.2655 LWJGL: 2.9.4 OpenGL: GeForce GTX 970/PCIe/SSE2 GL version 4.6.0 NVIDIA 397.64, NVIDIA Corporation GL Caps: Using GL 1.3 multitexturing.Using GL 1.3 texture combiners.Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.Shaders are available because OpenGL 2.1 is supported.VBOs are available because OpenGL 1.5 is supported.
Using VBOs: No Is Modded: Definitely; Client brand changed to 'fml,forge' Type: Client (map_client.txt) Resource Packs: Current Language: Português (Portugal) Profiler Position: N/A (disabled) CPU: 4x AMD A10-5800K APU with Radeon(tm) HD Graphics

Might not help with the crash but definitely install 64-bit Java.

Thanks

PS: It didn't help, still have the same problem.