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SQL Server error code

SQL Server error 3017

SQL Server raises error 3017 at severity 16, which marks a problem with the query or data that you can correct.

The restart-checkpoint file '%ls' could not be opened. Operating system error '%ls'. Correct the problem, or reissue the command without RESTART.
Msg3017
Severity16
Group3000–3999

Source: Database Engine events and errors