Insane error I can't understand

[chezzzer]

[01:17:24 ERROR]: --- DO NOT REPORT THIS TO PAPER - THIS IS NOT A BUG OR A CRASH  - git-Paper-140 (MC: 1.17.1) ---
[01:17:24 ERROR]: The server has not responded for 35 seconds! Creating thread dump
[01:17:24 ERROR]: ------------------------------
[01:17:24 ERROR]: Server thread dump (Look for plugins here before reporting to Paper!):
[01:17:24 ERROR]: ------------------------------
[01:17:24 ERROR]: Current Thread: Server thread
[01:17:24 ERROR]: 	PID: 37 | Suspended: false | Native: false | State: RUNNABLE
[01:17:24 ERROR]: 	Stack:
[01:17:24 ERROR]: 		[email protected]/java.lang.invoke.MethodHandleImpl.makeGuardWithTest(MethodHandleImpl.java:725)
[01:17:24 ERROR]: 		[email protected]/java.lang.invoke.MethodHandles.guardWithTest(MethodHandles.java:6219)
[01:17:24 ERROR]: 		platform/[email protected]/jdk.dynalink.linker.GuardedInvocation.compose(GuardedInvocation.java:445)
[01:17:24 ERROR]: 		platform/[email protected]/jdk.dynalink.support.ChainedCallSite.relinkInternal(ChainedCallSite.java:174)
[01:17:24 ERROR]: 		platform/[email protected]/jdk.dynalink.support.ChainedCallSite.relink(ChainedCallSite.java:128)
[01:17:24 ERROR]: 		org.openjdk.nashorn.internal.runtime.linker.LinkerCallSite.relink(LinkerCallSite.java:110)
[01:17:24 ERROR]: 		platform/[email protected]/jdk.dynalink.DynamicLinker.relink(DynamicLinker.java:261)
[01:17:24 ERROR]: 		[email protected]/java.lang.invoke.LambdaForm$DMH/0x00000008012f4400.invokeSpecial(LambdaForm$DMH)
[01:17:24 ERROR]: 		[email protected]/java.lang.invoke.LambdaForm$MH/0x000000080239a000.invoke(LambdaForm$MH)
[01:17:24 ERROR]: 		[email protected]/java.lang.invoke.LambdaForm$MH/0x0000000802408800.invoke(LambdaForm$MH)
[01:17:24 ERROR]: 		[email protected]/java.lang.invoke.LambdaForm$MH/0x0000000802408c00.linkToCallSite(LambdaForm$MH)
[01:17:24 ERROR]: 		org.openjdk.nashorn.internal.scripts.Script$236264$\^eval\_.:program(:33)
[01:17:24 ERROR]: 		[email protected]/java.lang.invoke.DirectMethodHandle$Holder.invokeStatic(DirectMethodHandle$Holder)
[01:17:24 ERROR]: 		[email protected]/java.lang.invoke.LambdaForm$MH/0x00000008023b0000.invokeExact_MT(LambdaForm$MH)
[01:17:24 ERROR]: 		org.openjdk.nashorn.internal.runtime.ScriptFunctionData.invoke(ScriptFunctionData.java:646)
[01:17:24 ERROR]: 		org.openjdk.nashorn.internal.runtime.ScriptFunction.invoke(ScriptFunction.java:513)
[01:17:24 ERROR]: 		org.openjdk.nashorn.internal.runtime.ScriptRuntime.apply(ScriptRuntime.java:520)
[01:17:24 ERROR]: 		org.openjdk.nashorn.api.scripting.NashornScriptEngine.evalImpl(NashornScriptEngine.java:442)
[01:17:24 ERROR]: 		org.openjdk.nashorn.api.scripting.NashornScriptEngine.evalImpl(NashornScriptEngine.java:399)
[01:17:24 ERROR]: 		org.openjdk.nashorn.api.scripting.NashornScriptEngine.evalImpl(NashornScriptEngine.java:395)
[01:17:24 ERROR]: 		org.openjdk.nashorn.api.scripting.NashornScriptEngine.eval(NashornScriptEngine.java:151)
[01:17:24 ERROR]: 		platform/[email protected]/javax.script.AbstractScriptEngine.eval(AbstractScriptEngine.java:264)
[01:17:24 ERROR]: 		com.extendedclip.papi.expansion.javascript.evaluator.NashornScriptEvaluator.execute(NashornScriptEvaluator.java:30)
[01:17:24 ERROR]: 		com.extendedclip.papi.expansion.javascript.JavascriptPlaceholder.evaluate(JavascriptPlaceholder.java:122)
[01:17:24 ERROR]: 		com.extendedclip.papi.expansion.javascript.JavascriptExpansion.onRequest(JavascriptExpansion.java:157)
[01:17:24 ERROR]: 		me.clip.placeholderapi.replacer.CharsReplacer.apply(CharsReplacer.java:160)
[01:17:24 ERROR]: 		me.clip.placeholderapi.PlaceholderAPI.setPlaceholders(PlaceholderAPI.java:70)
[01:17:24 ERROR]: 		me.clip.placeholderapi.PlaceholderAPI.setPlaceholders(PlaceholderAPI.java:98)
[01:17:24 ERROR]: 		me.neznamy.tab.bridge.Main.onPluginMessageReceived(Main.java:67)
[01:17:24 ERROR]: 		app//org.bukkit.plugin.messaging.StandardMessenger.dispatchIncomingMessage(StandardMessenger.java:455)
[01:17:24 ERROR]: 		app//net.minecraft.server.network.ServerGamePacketListenerImpl.handleCustomPayload(ServerGamePacketListenerImpl.java:3066)
[01:17:24 ERROR]: 		app//net.minecraft.network.protocol.game.ServerboundCustomPayloadPacket.handle(ServerboundCustomPayloadPacket.java:38)
[01:17:24 ERROR]: 		app//net.minecraft.network.protocol.game.ServerboundCustomPayloadPacket.handle(ServerboundCustomPayloadPacket.java:7)
[01:17:24 ERROR]: 		app//net.minecraft.network.protocol.PacketUtils.lambda$ensureRunningOnSameThread$1(PacketUtils.java:36)
[01:17:24 ERROR]: 		app//net.minecraft.network.protocol.PlayerConnectionUtils$$Lambda$7107/0x000000080234c578.run(Unknown Source)
[01:17:24 ERROR]: 		app//net.minecraft.server.TickTask.run(TickTask.java:18)
[01:17:24 ERROR]: 		app//net.minecraft.util.thread.BlockableEventLoop.doRunTask(BlockableEventLoop.java:149)
[01:17:24 ERROR]: 		app//net.minecraft.util.thread.ReentrantBlockableEventLoop.doRunTask(ReentrantBlockableEventLoop.java:23)
[01:17:24 ERROR]: 		app//net.minecraft.server.MinecraftServer.doRunTask(MinecraftServer.java:1348)
[01:17:24 ERROR]: 		app//net.minecraft.server.MinecraftServer.shouldRun(MinecraftServer.java:190)
[01:17:24 ERROR]: 		app//net.minecraft.util.thread.BlockableEventLoop.pollTask(BlockableEventLoop.java:122)
[01:17:24 ERROR]: 		app//net.minecraft.server.MinecraftServer.pollTaskInternal(MinecraftServer.java:1327)
[01:17:24 ERROR]: 		app//net.minecraft.server.MinecraftServer.pollTask(MinecraftServer.java:1320)
[01:17:24 ERROR]: 		app//net.minecraft.util.thread.BlockableEventLoop.runAllTasks(BlockableEventLoop.java:110)
[01:17:24 ERROR]: 		app//net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1458)
[01:17:24 ERROR]: 		app//net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1188)
[01:17:24 ERROR]: 		app//net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:316)
[01:17:24 ERROR]: 		app//net.minecraft.server.MinecraftServer$$Lambda$3652/0x00000008013a41c8.run(Unknown Source)
[01:17:24 ERROR]: 		[email protected]/java.lang.Thread.run(Thread.java:831)
[01:17:24 ERROR]: ------------------------------
[01:17:24 ERROR]: --- DO NOT REPORT THIS TO PAPER - THIS IS NOT A BUG OR A CRASH ---
[01:17:24 ERROR]: ------------------------------

Good luck

[BlitzOffline]

Would you mind executing /papi dump and sending the generated link here please?
Also maybe a full startup log?