| PRO_TK_NO_ERROR | | The function successfully deleted the simplified representation from the drawing. |
| PRO_TK_GENERAL_ERROR | | The function failed because of an internal error. |
| PRO_TK_BAD_INPUTS | | The function failed because one or more of the input arguments are invalid. |
| PRO_TK_BAD_CONTEXT | | The function did nothing because the simplified representation is null. |
| PRO_TK_E_NOT_FOUND | | The function failed because the specified simplified representation is not in the drawing. |
| PRO_TK_E_IN_USE | | The function failed because the specified model and simplified representation are referenced by another view in the drawing. |