Crash report from Dynamo 2.16.2.5624

[MoosiestMoose]

Issue Description

Please fill in the following information to help us reproduce the issue:

Dynamo version

Dynamo: 2.16.2.5624

Operating system

OS: Microsoft Windows NT 10.0.19045.0

What did you do?

Object reference not set to an instance of an object.

at Autodesk.Revit.DB.Category.get_Id()
at Revit.Elements.Category.get_Id()
at Revit.Elements.Category.GetHashCode()
at System.Collections.Generic.Dictionary2.Remove(TKey key) at ProtoFFI.CLRObjectMarshaler.OnDispose(StackValue dsObject, Context context, Interpreter dsi) at ProtoFFI.DisposeFunctionPointer.Execute(Context c, Interpreter dsi, List1 s)
at ProtoCore.Lang.FFIFunctionEndPoint.Execute(Context c, List1 formalParameters, StackFrame stackFrame, RuntimeCore runtimeCore) at ProtoCore.CallSite.DispatchDispose(StackValue stackValue, RuntimeCore runtimeCore) at ProtoCore.DSASM.Executive.CallDispose(ProcedureNode fNode, StackValue svThisPtr, Int32 classIndex) at ProtoCore.DSASM.Heap.GCDisposeObject(StackValue svPtr, Executive exe) at ProtoCore.DSASM.Heap.Sweep() at ProtoCore.DSASM.Heap.SingleStep(Boolean forceGC) at ProtoCore.DSASM.Heap.FullGC(IEnumerable1 gcroots, Executive exe)
at ProtoScript.Runners.LiveRunner.ApplyUpdate()
at ProtoScript.Runners.LiveRunner.CompileAndExecuteForDeltaExecution(List`1 astList)
at ProtoScript.Runners.LiveRunner.SynchronizeInternal(GraphSyncData syncData)
at ProtoScript.Runners.LiveRunner.UpdateGraph(GraphSyncData syncData)
at Dynamo.Scheduler.UpdateGraphAsyncTask.HandleTaskExecutionCore()
at Dynamo.Scheduler.AsyncTask.Execute()

What did you expect to see?

OST_PlumbingFixtures

What did you see instead?

crash thingy

What packages or external references (if any) were used?

Stack Trace

(From the Dynamo crash window select 'Details' -> 'Copy' and paste here)

Unable to locate managed object for given dsObject.

at ProtoFFI.CLRObjectMarshaler.CreateCLRObject(StackValue dsObject, Type type)
at ProtoFFI.CLRObjectMarshaler.UnMarshal(StackValue dsObject, Context context, Interpreter dsi, Type expectedCLRType)
at ProtoFFI.DisposeFunctionPointer.Execute(Context c, Interpreter dsi, List1 s) at ProtoCore.Lang.FFIFunctionEndPoint.Execute(Context c, List1 formalParameters, StackFrame stackFrame, RuntimeCore runtimeCore)
at ProtoCore.CallSite.DispatchDispose(StackValue stackValue, RuntimeCore runtimeCore)
at ProtoCore.DSASM.Executive.CallDispose(ProcedureNode fNode, StackValue svThisPtr, Int32 classIndex)
at ProtoCore.DSASM.Heap.GCDisposeObject(StackValue svPtr, Executive exe)
at ProtoCore.DSASM.Heap.Sweep()
at ProtoCore.DSASM.Heap.SingleStep(Boolean forceGC)
at ProtoCore.DSASM.Heap.FullGC(IEnumerable1 gcroots, Executive exe) at ProtoScript.Runners.LiveRunner.ApplyUpdate() at ProtoScript.Runners.LiveRunner.CompileAndExecuteForDeltaExecution(List1 astList)
at ProtoScript.Runners.LiveRunner.SynchronizeInternal(GraphSyncData syncData)
at ProtoScript.Runners.LiveRunner.UpdateGraph(GraphSyncData syncData)
at Dynamo.Scheduler.UpdateGraphAsyncTask.HandleTaskExecutionCore()
at Dynamo.Scheduler.AsyncTask.Execute()

CLR: 4.0.30319.42000

[github-actions]

Thank you for submitting the issue to us. We are sorry to see you get stuck with your workflow. While waiting for our team member to respond, please feel free to browse our forum at https://forum.dynamobim.com/ for more Dynamo related information.

[casandraAr]

Hi @MoosiestMoose Can you please provide a step-by-step description of what you were doing when the error occurred? Sharing a simplified graph will greatly help us further troubleshoot this issue. Thanks!