Check integrity of content documents of all families loaded in the host document. 
   Namespace:   Autodesk.Revit.DB  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 19.0.0.0 (19.0.0.405) 
Syntax
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Parameters
- ADoc
-  Type:  Autodesk.Revit.DB Document  
 The host document.
- corruptFamilyIds
-  Type:  System.Collections.Generic ISet   ElementId  
 Return ids of families that need to be reloaded because their content documents are missing or corrupt.
Return Value
Returns true if all content documents are usable.Remarks
 This check is slow as it invloves traversal of all content documents. It also dumps data about bad families into the journal, as well as the whole content tree into the dump file. 
 Exceptions
| Exception | Condition | 
|---|---|
| Autodesk.Revit.Exceptions ArgumentNullException | A non-optional argument was NULL |