3201

Product Name

Event ID

3201

Event Source

MSSQLSERVER

Component

SQLEngine

Symbolic Name

BADOPEN

Message Text

Cannot open backup device ‘%ls’. Operating system error %ls.

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.

The state of the error may also provide some useful information. Here are some useful states:

State 1 and 3 - create backup file

State 2 - open backup file

State 5 - open tape

State 7 - initialize virtual device

State 6 - open virtual device

State 8 - open and obtain ownership of a tape device

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