Toma400

thread 'main' panicked at 'REASON', src\main.rs:653:38
stack backtrace:
   0:     0x7ff7de423f52 - std::backtrace_rs::backtrace::dbghelp::trace
                               at /rustc/69f9c33d71c871fc16ac445211281c6e7a340943/library\std\src\..\..\backtrace\src\backtrace\dbghelp.rs:98
   1:     0x7ff7de423f52 - std::backtrace_rs::backtrace::trace_unsynchronized
                               at /rustc/69f9c33d71c871fc16ac445211281c6e7a340943/library\std\src\..\..\backtrace\src\backtrace\mod.rs:66
   2:     0x7ff7de423f52 - std::sys_common::backtrace::_print_fmt
                               at /rustc/69f9c33d71c871fc16ac445211281c6e7a340943/library\std\src\sys_common\backtrace.rs:65
   3:     0x7ff7de423f52 - std::sys_common::backtrace::_print::impl$0::fmt
                               at /rustc/69f9c33d71c871fc16ac445211281c6e7a340943/library\std\src\sys_common\backtrace.rs:44

Toma400

package toma400.cobr.core;

import net.minecraft.world.item.BlockItem;
import net.minecraft.world.item.CreativeModeTab;
import net.minecraft.world.item.Item;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.item.crafting.RecipeType;
import net.minecraft.world.level.block.Block;
import net.minecraft.world.level.block.state.BlockBehaviour;
import net.minecraft.world.level.material.Material;

Toma400

package toma400.cobr.core;

import net.minecraft.world.item.Item;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.item.crafting.RecipeType;

import javax.annotation.Nullable;

public class CobrFuels extends Item {
    public CobrFuels(Properties pProperties) {

Toma400

[00:02:26] [Server thread/FATAL]: Preparing crash report with UUID 0d9664bf-5de0-4be1-8e25-f27e98e90d37
[00:02:26] [Server thread/ERROR]: Encountered an unexpected exception
net.minecraft.crash.ReportedException: Saving entity NBT
	at net.minecraft.entity.Entity.func_189511_e(Entity.java:1432) ~[?:?]
	at net.minecraft.server.integrated.IntegratedPlayerList.func_72391_b(SourceFile:26) ~[?:?]
	at net.minecraft.server.management.PlayerList.func_72389_g(PlayerList.java:637) ~[?:?]
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:806) ~[?:?]
	at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:78) ~[?:?]
	at net.minecraft.server.MinecraftServer.func_240802_v_(MinecraftServer.java:642) [?:?]
	at net.minecraft.server.MinecraftServer.func_240783_a_(MinecraftServer.java:232) [?:?]

Toma400

[22:59:13] [main/INFO]: ModLauncher running: args [--username, Toma400, --version, forge-36.2.20, --gameDir, D:\Ministerstwo Kalibracyjne\CurseForge 1.16\Instances\We Will Play It Testing, --assetsDir, D:\Ministerstwo Kalibracyjne\CurseForge 1.16\Install\assets, --assetIndex, 1.16, --uuid, a926cf81df2547be8fab33a6f5cd1b7d, --accessToken, ????????, --userType, msa, --versionType, release, --width, 1024, --height, 768, --launchTarget, fmlclient, --fml.forgeVersion, 36.2.20, --fml.mcVersion, 1.16.5, --fml.forgeGroup, net.minecraftforge, --fml.mcpVersion, 20210115.111550]
[22:59:13] [main/INFO]: ModLauncher 8.0.9+86+master.3cf110c starting: java version 1.8.0_51 by Oracle Corporation
[22:59:13] [main/WARN]: LEGACY JDK DETECTED, SECURED JAR HANDLING DISABLED
[22:59:13] [main/INFO]: OptiFineTransformationService.onLoad
[22:59:13] [main/INFO]: OptiFine ZIP file: D:\Ministerstwo Kalibracyjne\CurseForge 1.16\Instances\We Will Play It Testing\mods\OptiFine_1.16.5_HD_U_G8.jar
[22:59:13] [main/INFO]: Target.PRE_CLASS is