In this post, you’ll learn more about the Oracle ErrorORA-02775: Invalid request done signal with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
ORA-02775: Invalid request done signal
Reason for the Error ORA-02775: Invalid request done signal
The signal number was not a positive number.
How to fix the Error ORA-02775: Invalid request done signal ?
You can fix this error in Oracle by following the below steps
Use a positive number.