SQL Server error code
SQL Server error 3201
SQL Server raises error 3201 at severity 16, which marks a problem with the query or data that you can correct.
Cannot open backup device '%ls'. Operating system error %ls.
| Msg | 3201 |
|---|---|
| Name | BADOPEN |
| Severity | 16 |
| Group | 3000–3999 |
What it means
The error occurs when SQL Server isn't able to create a new or open an existing backup device to perform a backup operation. Backup devices include files, tapes, virtual device for VDI. The message includes the operating system error raised and returned when the device access is performed. This OS error provides key information to help you understand the root cause of the failure.