External Tool ValidateParameters.dll b557782a-d0a0-4347-a847-5c8770a40603 Revit.SDK.Samples.ValidateParameters.CS.Application ValidateParameters.dll 95cb6d1f-ac0e-4bcc-89df-471bb6e69117 Revit.SDK.Samples.ValidateParameters.CS.Command ValidateParameters This command will validate if every type has valid values for certain parameter AlwaysVisible