Fired for unexpected situations when reading or writing XLS / CSV files.
The event handler receives an argument of type IoWarningEventArgs containing data related to this event. The following IoWarningEventArgs properties provide information specific to this event.
| Property | Description |
|---|---|
| FileName | Gets the file name passed to the XLS / CSV file reading / writing method. |
| Operation | Indicates which operation caused this event to fire. |
| WarningMsg | Gets the message explaining the specific warning. |
ExcelFile Class | GemBox.Spreadsheet Namespace