RVTDocs.com

StairsRunType.MaterialId

Property
Description:
The material of the stairs run, only available for monolithic stairs run.
Syntax
public ElementId MaterialId { get; set; }
Exceptions
Exception Condition
ArgumentException When setting this property: The materialId is not a valid material element.
ArgumentNullException When setting this property: A non-optional argument was null
InvalidOperationException When setting this property: The stairs run type is not a monolithic type so the data being set is not applicable.