Minecraft crash

[Mednurse21]

Need help with the following crash code:

---- Minecraft Crash Report ----

WARNING: coremods are present:
  IELoadingPlugin (ImmersiveEngineering-core-0.12-89.jar)
  ForgelinPlugin (Shadowfacts-Forgelin-1.12.2.jar)
  MalisisCorePlugin (MalisisCore-1.12.2.jar)
Contact their authors BEFORE contacting forge

// Hi. I'm Minecraft, and I'm a crashaholic.

Time: 5/7/20 9:56 PM
Description: Unexpected error

java.lang.NullPointerException: Unexpected error
 at net.minecraft.world.World.getSkyColorBody(World.java:1487)
 at net.minecraft.world.WorldProvider.getSkyColor(WorldProvider.java:463)
 at net.minecraft.world.World.func_72833_a(World.java:1478)
 at net.minecraft.client.renderer.EntityRenderer.func_78466_h(EntityRenderer.java:1723)
 at net.minecraft.client.renderer.EntityRenderer.func_175068_a(EntityRenderer.java:1273)
 at net.minecraft.client.renderer.EntityRenderer.func_78471_a(EntityRenderer.java:1259)
 at net.minecraft.client.renderer.EntityRenderer.func_181560_a(EntityRenderer.java:1062)
 at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:1119)
 at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:398)
 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.world.World.getSkyColorBody(World.java:1487)
 at net.minecraft.world.WorldProvider.getSkyColor(WorldProvider.java:463)
 at net.minecraft.world.World.func_72833_a(World.java:1478)
 at net.minecraft.client.renderer.EntityRenderer.func_78466_h(EntityRenderer.java:1723)
 at net.minecraft.client.renderer.EntityRenderer.func_175068_a(EntityRenderer.java:1273)
 at net.minecraft.client.renderer.EntityRenderer.func_78471_a(EntityRenderer.java:1259)

-- Affected level --
Details:
 Level name: MpServer
 All players: 0 total; []
 Chunk stats: MultiplayerChunkCache: 0, 0
 Level seed: 0
 Level generator: ID 01 - flat, ver 0. 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: 1597 game time, 1597 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: creative (ID 1). Hardcore: false. Cheats: false
 Forced entities: 0 total; []
 Retry entities: 0 total; []
 Server brand: ~~ERROR~~ NullPointerException: null
 Server type: Integrated singleplayer server
Stacktrace:
 at net.minecraft.client.multiplayer.WorldClient.func_72914_a(WorldClient.java:420)
 at net.minecraft.client.Minecraft.func_71396_d(Minecraft.java:2741)
 at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:427)
 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_251, Oracle Corporation
 Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
 Memory: 115388000 bytes (110 MB) / 660668416 bytes (630 MB) up to 966393856 bytes (921 MB)
 JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn1G
 IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
 FML: MCP 9.42 Powered by Forge 14.23.5.2847 21 mods loaded, 21 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                                |
 |:------ |:-------------------- |:--------------------- |:------------------------------------ |:---------------------------------------- |
 | LCHIJA | minecraft            | 1.12.2                | minecraft.jar                        | None                                     |
 | LCHIJA | mcp                  | 9.42                  | minecraft.jar                        | None                                     |
 | LCHIJA | FML                  | 8.0.99.99             | forge-1.12.2-14.23.5.2847.jar        | None                                     |
 | LCHIJA | forge                | 14.23.5.2847          | forge-1.12.2-14.23.5.2847.jar        | None                                     |
 | LCHIJA | bibliocraft          | 2.4.5                 | BiblioCraft-1.12.2.jar               | None                                     |
 | LCHIJA | immersiveengineering | 0.12-89               | Immersive-Engineering-Mod-1.12.2.jar | 4cb49fcde3b43048c9889e0a3d083225da926334 |
 | LCHIJA | engineersdoors       | 0.8.0                 | engineers_doors-1.12.2-0.8.0.jar     | None                                     |
 | LCHIJA | cfm                  | 6.3.1                 | furniture-6.3.1-1.12.2.jar           | None                                     |
 | LCHIJA | landlust             | 1.12.2-0.3.5          | Landlust-Furniture-Mod-1.12.2.jar    | None                                     |
 | LCHIJA | malisiscore          | 1.12.2-6.5.1-SNAPSHOT | MalisisCore-1.12.2.jar               | None                                     |
 | LCHIJA | malisisdoors         | 1.12.2-7.3.0          | MalisisDoors-Mod-1.12.2.jar          | None                                     |
 | LCHIJA | mcd                  | 4.0                   | MCDecorations-Mod-1.12.2.jar         | None                                     |
 | LCHIJA | modernlamps          | 1.0.3                 | Modern-Lights-Mod-1.12.jar           | None                                     |
 | LCHIJA | cdm                  | 0.4.1                 | MrCrayfish-Device-1.12.2.jar         | None                                     |
 | LCHIJA | lightswitch          | 1.1.2                 | MrCrayfish-LightSwitch-1.12.2.jar    | None                                     |
 | LCHIJA | forgelin             | 1.8.3                 | Shadowfacts-Forgelin-1.12.2.jar      | None                                     |
 | LCHIJA | simplylight          | 0.6.0                 | Simply-Light-Mod-1.12.2.jar          | None                                     |
 | LCHIJA | stairway             | v08                   | Stairway_1.12_v08.jar                | None                                     |
 | LCHIJA | of                   | 0.11                  | Useful Interior.jar                  | None                                     |
 | LCHIJA | worldedit            | 6.1.8                 | WorldEdit-1.12.jar                   | None                                     |
 | LCHIJA | btdc                 | 1.2                   | Better-Deco-1.12.2.jar               | None                                     |

 Loaded coremods (and transformers):
IELoadingPlugin (ImmersiveEngineering-core-0.12-89.jar)
  blusunrize.immersiveengineering.common.asm.IEClassTransformer
ForgelinPlugin (Shadowfacts-Forgelin-1.12.2.jar)
 
MalisisCorePlugin (MalisisCore-1.12.2.jar)
 
 GL info: ' Vendor: 'Intel' Version: '4.6.0 - Build 26.20.100.7463' Renderer: 'Intel(R) UHD Graphics 620'
 Launched Version: 1.12.2-forge1.12.2-14.23.5.2847
 LWJGL: 2.9.4
 OpenGL: Intel(R) UHD Graphics 620 GL version 4.6.0 - Build 26.20.100.7463, Intel
 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: Yes
 Is Modded: Definitely; Client brand changed to 'fml,forge'
 Type: Client (map_client.txt)
 Resource Packs:
 Current Language: English (US)
 Profiler Position: N/A (disabled)
 CPU: 4x Intel(R) Core(TM) i3-8145U CPU @ 2.10GHz

[AtlaStar]

Suggest you read this.

[Ugdhar]

TLDR: 1.12 is no longer supported due to age.

Please update to a modern (1.14.4/1.15.2) version to receive support.

 

More information on supported versions can be found in the LTS link at the top of every page.