public Document OpenIFCDocument( string fileName, IFCImportOptions importOptions )
| Exception | Condition |
|---|---|
| ArgumentException | If 'fileName' is an empty string. |
| ArgumentNullException | A non-optional argument was null |
| FileArgumentNotFoundException | If the file specified by 'fileName' cannot be found. |
| InvalidOperationException | If Revit is missing document templates or if the file cannot be opened. |