SQL Server error code
SQL Server error 1912
SQL Server raises error 1912 at severity 16, which marks a problem with the query or data that you can correct.
Could not proceed with index DDL operation on %S_MSG '%.*ls' because it conflicts with another concurrent operation that is already in progress on the object. The concurrent operation could be an online index operation on the same object or another concurrent operation that moves index pages like DBCC SHRINKFILE.
| Msg | 1912 |
|---|---|
| Severity | 16 |
| Group | 1000–1999 |