Can't change Instance's Family. Try changing Instance's Host to a Level first.
Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 23.0.0.0 (23.1.0.0)
Syntax
| C# |
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public static FailureDefinitionId CannotChangeInstFam { get; } |
| Visual Basic |
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Public Shared ReadOnly Property CannotChangeInstFam As FailureDefinitionId Get |
| Visual C++ |
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public: static property FailureDefinitionId^ CannotChangeInstFam { FailureDefinitionId^ get (); } |
