How to solve "Descriptor for object ID %ld in database ID %d not found in the hash table during attempt to unhash it. A work table is missing an entry. Rerun the query. If a cursor is involved, close and reopen the cursor." in sql server

In SQL Server, this error message usually indicates a problem with the internal data structures used by the database engine. Here are some steps you can take to resolve the issue:

Rerun the query: Sometimes the error can be a transient issue and can be resolved by simply re-executing the same query. If this works, it's likely that the error was caused by a temporary issue with the database engine.
Check for missing indexes: If the error persists, check to see if there are any missing indexes on the table being queried. Adding appropriate indexes can help the database engine retrieve data more efficiently and reduce the chances of encountering this error.
Check for database corruption: If the error continues to occur, you may want to check for database corruption. SQL Server provides a built-in tool called DBCC CHECKDB that can be used to check for and repair any corruption issues.
Close and reopen the cursor: If the error message specifically mentions a cursor, you may be able to resolve the issue by closing and reopening the cursor. This can sometimes help reset the internal data structures used by the database engine.
Check for database compatibility issues: If you recently upgraded your SQL Server instance or migrated to a new server, the error may be caused by compatibility issues. Make sure that your database and server versions are compatible and that all necessary updates have been applied.

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