2018-03-26 15:12:37.045 - Thread: 33 -> Error: PB invoked from parallel thread (logged only once)! at System.Environment.GetStackTrace(Exception e, Boolean needFileInfo) at System.Environment.get_StackTrace() at Sandbox.Game.Entities.Blocks.MyProgrammableBlock.RunSandboxedProgramAction(Action`1 action, String& response) at Sandbox.Game.Entities.Blocks.MyProgrammableBlock.CreateInstance(Assembly assembly, IEnumerable`1 messages, String storage) at Sandbox.Game.Entities.Blocks.MyProgrammableBlock.Compile(String program, String storage, Boolean instantiate) at VRage.Network.MyReplicationLayerBase.InvokeLocally[T1,T2,T3,T4,T5,T6,T7](CallSite`7 site, T1 arg1, T2 arg2, T3 arg3, T4 arg4, T5 arg5, T6 arg6, T7 arg7) at VRage.Network.MyReplicationSingle.DispatchEvent[T1,T2,T3,T4,T5,T6,T7,T8](CallSite callSite, EndpointId recipient, Single unreliablePriority, T1& arg1, T2& arg2, T3& arg3, T4& arg4, T5& arg5, T6& arg6, T7& arg7, T8& arg8) at VRage.Network.MyReplicationLayerBase.RaiseEvent[T1,T2,T3](T1 arg1, T3 arg3, Func`2 action, T2 arg2, EndpointId endpointId, Single unreliablePriority) at Sandbox.Game.Entities.Blocks.MyProgrammableBlock.SendRecompile() at Cheetah.AI.GridComponent.RecompilePBs() at Cheetah.AI.GridComponent.<SetupRecompileTimer>b__11_0(Object trash1, ElapsedEventArgs trash2) at System.Timers.Timer.MyTimerCallback(Object state) at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx) at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx) at System.Threading.TimerQueueTimer.CallCallback() at System.Threading.TimerQueueTimer.Fire() at System.Threading.TimerQueue.FireNextTimers()