Schedule   |  
 Adds a new sorting/grouping field at the specified position in the list. 
 Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.0.0.0 (25.0.0.0)
Parameters
- sortGroupField ScheduleSortGroupField
 - The sorting/grouping field to add.
 - index Int32
 - The index in the list of sorting/grouping fields.
 
| Exception | Condition | 
|---|---|
| ArgumentException | The field ID is not the ID of a field in this ScheduleDefinition. -or- The field cannot be used for sorting/grouping. | 
| ArgumentNullException | A non-optional argument was null | 
| ArgumentOutOfRangeException | index is not a valid insert position. | 
| InvalidOperationException | The resulting sorting/grouping field count would be greater than 4. |