Getting exception on server startup sometimes after running

ExType: HarmonyException
Failed to call hook 'OnServerInitialized' on plugin 'TCUpgrades v1.1.11' (InvalidOperationException: Failed to match 256 - Current state is invalid)
  at HarmonyLib.CodeMatcher.ThrowIfInvalid (System.String explanation) [0x00021] in <6c906b4f1de440f3a86cb0ebb3f48ea6>:0 
  at Oxide.Plugins.FleckLimitLifter+WebSocketConnection_SendBytes_Patch.Transpiler (System.Collections.Generic.IEnumerable`1[T] instructions) [0x00075] in <82d3f9053d8e40878e2c5f5c6e4d415c>:0 
  at (wrapper managed-to-native) System.Reflection.RuntimeMethodInfo.InternalInvoke(System.Reflection.RuntimeMethodInfo,object,object[],System.Exception&)

Checking...
 

remove: _harmony.PatchAll();

or //_harmony.PatchAll();