Oracle7 Server Messages
04020-04029: Library Object Locks
This section lists messages generated when a library object is locked and cannot be accessed.
ORA-04020 deadlock detected while trying to lock object name
Cause: | While trying to lock a library object, a deadlock is detected. | |
Action: | Retry the operation later. | |
ORA-04021 time-out occurred while waiting to lock object name
Cause: | While trying to lock a library object, a time-out occurred. | |
Action: | Retry the operation later. | |
ORA-04028 cannot generate diana for object name
Cause: | A lock conflict prevented the generation of diana for an object. | |
Action: | Check the syntax. If no syntax errors are found, report this error to Oracle World Wide Support. | |
ORA-04029 error ORA-num occurred when querying name
Cause: | The table or view being queried might be missing. Look up the ORA-num indicated in the message. | |