Users are connected to the database via TNS and abruptly get disconnected. What is the cause of the “ORA-03135 connection lost contact” error? How can this be avoided?
What is the cause of the “ORA-04030 out of process memory when trying to allocate s bytes” error? How do I resolve this?
What is the cause of the “ORA-01403 no data found” error? What can be done to solve this?