An enumerated type listing all the reasons for connectivity failure. 
   Namespace:   Autodesk.Revit.DB  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 21.0.0.0 (21.1.1.109) 
  Since:  2016 
Syntax
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Members
| Member name | Description | 
|---|---|
| Unknown | Value for unknown or unspecified reason. | 
| Alignment | Value for parts were moved when rebuilt so that connectors were no longer aligned. | 
| Size | Value for sizes didn't match. | 
| Shape | Value for shapes didn't match. | 
| Connectivity | Value for fabrication Connectivity Mismatch. |