How to fix the Oracle error ORA-07509: scgfal: $deq parent lock unexpected return?

In this post, you’ll learn more about the Oracle ErrorORA-07509: scgfal: $deq parent lock unexpected return with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-07509: scgfal: $deq parent lock unexpected return

Reason for the Error ORA-07509: scgfal: $deq parent lock unexpected return

VMS system service $DEQ returned an unexpected value

How to fix the Error ORA-07509: scgfal: $deq parent lock unexpected return ?

You can fix this error in Oracle by following the below steps

Check for system error message and refer to VMS documentation