Overrides the default service button exclusions, used by Route and Fill or Design to Fabrication, for the current user and session only. 
   Namespace:   Autodesk.Revit.DB  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 17.0.0.0 (17.0.1090.0) 
  Since:  2017 Subscription Update 
Syntax
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Parameters
- groupIndex
-  Type:  System Int32  
 The index of the service group to exclude the service button from.
- buttonIndex
-  Type:  System Int32  
 The index of the service button to exclude.
- exclude
-  Type:  System Boolean  
 Pass true to exclude from being used by Route and Fill or Design to Fabrication.
Exceptions
| Exception | Condition | 
|---|---|
| Autodesk.Revit.Exceptions ArgumentOutOfRangeException | the index groupIndex is not larger or equal to 0 and less than GroupCount | 
| Autodesk.Revit.Exceptions DisabledDisciplineException | None of the following disciplines is enabled: Mechanical Electrical Piping. |