[11:17:02] [Server thread/ERROR] [minecraft/MinecraftServer]: Encountered an unexpected exception

 java.lang.IllegalStateException: Failed to initialize server

          at net.minecraft.server.MinecraftServer.m_130011_(MinecraftServer.java:638) ~[server-1.19.4-20230314.122934-srg.jar%23101!/:?] {re:classloading,pl:accesstransformer:B}

          at net.minecraft.server.MinecraftServer.m_206580_(MinecraftServer.java:252) ~[server-1.19.4-20230314.122934-srg.jar%23101!/:?] {re:classloading,pl:accesstransformer:B}

          at java.lang.Thread.run(Thread.java:833) ~[?:?] {}

  [11:17:03] [Server thread/FATAL] [ne.mi.co.ForgeMod/]: Preparing crash report with UUID 14b2a7be-93ff-41cc-bbfd-1f5385c283f0  

[11:17:03] [Server thread/ERROR] [minecraft/MinecraftServer]: This crash report has been saved to: /home/hwangjin00001/./crash-reports/crash-2023-05-05_11.17.03-server.txt  

[11:17:03] [Server thread/INFO] [minecraft/MinecraftServer]: Stopping server 

 [11:17:03] [Server thread/INFO] [minecraft/MinecraftServer]: Saving worlds  

[11:17:03] [Server thread/ERROR] [minecraft/MinecraftServer]: Exception stopping the server  j

ava.lang.NullPointerException: Cannot invoke "net.minecraft.server.level.ServerLevel.m_6857_()" because "serverlevel2" is null

          at net.minecraft.server.MinecraftServer.m_129885_(MinecraftServer.java:514) ~[server-1.19.4-20230314.122934-srg.jar%23101!/:?] {re:classloading,pl:accesstransformer:B}

          at net.minecraft.server.MinecraftServer.m_7041_(MinecraftServer.java:587) ~[server-1.19.4-20230314.122934-srg.jar%23101!/:?] {re:classloading,pl:accesstransformer:B}

          at net.minecraft.server.dedicated.DedicatedServer.m_7041_(DedicatedServer.java:498) ~[server-1.19.4-20230314.122934-srg.jar%23101!/:?] {re:classloading,pl:accesstransformer:B}

          at net.minecraft.server.MinecraftServer.m_130011_(MinecraftServer.java:692) ~[server-1.19.4-20230314.122934-srg.jar%23101!/:?] {re:classloading,pl:accesstransformer:B} 

         at net.minecraft.server.MinecraftServer.m_206580_(MinecraftServer.java:252) ~[server-1.19.4-20230314.122934-srg.jar%23101!/:?] {re:classloading,pl:accesstransformer:B}

          at java.lang.Thread.run(Thread.java:833) ~[?:?] {}

어떤게문제인지알수잇을까요ㅠㅠㅠㅠㅠ구동하자마자나오는거에요