The Last new Mod was SnowTime Mod Version 1.0 and I think it give in this area a Problem then I look then the crash was. In the main menu is all good and only by the Singleplayer area of Worlds crash the game. I hope you can a Fix for Minecraft MC 1.12.2 in next time make.

---- Minecraft Crash Report ----

WARNING: coremods are present:
Fluidlogged API Plugin (Fluidlogged-API-v1.8.1e-mc1.12.2.jar)
Contact their authors BEFORE contacting forge

// Surprise! Haha. Well, this is awkward.

Time: 10/17/22 7:05 PM
Description: Rendering screen

java.lang.NullPointerException: Rendering screen
at com.anthonyhilyard.equipmentcompare.gui.ComparisonTooltips.render(ComparisonTooltips.java:142)
at com.anthonyhilyard.equipmentcompare.gui.ComparisonTooltips.render(ComparisonTooltips.java:130)
at net.minecraft.client.gui.GuiScreen.handler$zza000$renderTooltip(GuiScreen.java:791)
at net.minecraft.client.gui.GuiScreen.drawHoveringText(GuiScreen.java)
at net.minecraft.client.gui.GuiScreen.func_146283_a(GuiScreen.java:177)
at net.minecraft.client.gui.GuiWorldSelection.func_73863_a(SourceFile:110)
at net.minecraftforge.client.ForgeHooksClient.drawScreen(ForgeHooksClient.java:396)
at net.minecraft.client.renderer.EntityRenderer.func_181560_a(EntityRenderer.java:1124)
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(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
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 com.anthonyhilyard.equipmentcompare.gui.ComparisonTooltips.render(ComparisonTooltips.java:142)
at com.anthonyhilyard.equipmentcompare.gui.ComparisonTooltips.render(ComparisonTooltips.java:130)
at net.minecraft.client.gui.GuiScreen.handler$zza000$renderTooltip(GuiScreen.java:791)
at net.minecraft.client.gui.GuiScreen.drawHoveringText(GuiScreen.java)
at net.minecraft.client.gui.GuiScreen.func_146283_a(GuiScreen.java:177)
at net.minecraft.client.gui.GuiWorldSelection.func_73863_a(SourceFile:110)
at net.minecraftforge.client.ForgeHooksClient.drawScreen(ForgeHooksClient.java:396)

-- Screen render details --
Details:
Screen name: net.minecraft.client.gui.GuiWorldSelection
Mouse location: Scaled: (105, 134). Absolute: (421, 437)
Screen size: Scaled: (480, 244). Absolute: (1920, 974). Scale factor of 4
Stacktrace:
at net.minecraft.client.renderer.EntityRenderer.func_181560_a(EntityRenderer.java:1124)
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(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
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 (amd64) version 10.0
Java Version: 1.8.0_51, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 322403768 bytes (307 MB) / 1073741824 bytes (1024 MB) up to 10737418240 bytes (10240 MB)
JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx10G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML: MCP 9.42 Powered by Forge 14.23.5.2860 12 mods loaded, 12 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-1.12.2-14.23.5.2860.jar        | e3c3d50c7c986df74c645c0ac54639741c90a557 |
| LCHIJA | forge             | 14.23.5.2860 | forge-1.12.2-14.23.5.2860.jar        | e3c3d50c7c986df74c645c0ac54639741c90a557 |
| LCHIJA | equipmentcompare  | 1.3.3        | EquipmentCompare-1.12.2-1.3.3.jar    | None                                     |
| LCHIJA | firstaid          | 1.6.21       | firstaid-1.6.21.jar                  | 7904c4e13947c8a616c5f39b26bdeba796500722 |
| LCHIJA | fluidlogged_api   | 1.8.1e       | Fluidlogged-API-v1.8.1e-mc1.12.2.jar | None                                     |
| LCHIJA | legendarytooltips | 1.1.8        | LegendaryTooltips-1.12.2-1.1.8.jar   | None                                     |
| LCHIJA | payday            | 3.0          | payday-3.2-1.12.2.jar                | None                                     |
| LCHIJA | quickstore        | 1.4          | quickstore-1.5.jar                   | None                                     |
| LCHIJA | snowtime          | 1.0-SNAPSHOT | snowtime-1.0-SNAPSHOT.jar            | None                                     |
| LCHIJA | worlddefender     | 1.2.0        | worldDefender-1.2.0.jar              | None                                     |

Loaded coremods (and transformers): 

Fluidlogged API Plugin (Fluidlogged-API-v1.8.1e-mc1.12.2.jar)
git.jbredwards.fluidlogged_api.mod.asm.ASMHandler$Transformer
GL info: ' Vendor: 'NVIDIA Corporation' Version: '4.6.0 NVIDIA 522.25' Renderer: 'NVIDIA GeForce GTX 1060 6GB/PCIe/SSE2'
Launched Version: 1.12.2-forge-14.23.5.2860
LWJGL: 2.9.4
OpenGL: NVIDIA GeForce GTX 1060 6GB/PCIe/SSE2 GL version 4.6.0 NVIDIA 522.25, 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: 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: 6x Intel(R) Core(TM) i5-8400 CPU @ 2.80GHz