Category Archives: Database

ORA-00033: current session has empty migration password

ORA-00033: current session has empty migration password

ORA-00033: current session has empty migration password
Cause: An attempt was made to detach or clone the current session and it has an empty migration password. This is not allowed.
Action: Create the session with a non-empty migration password.

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ORA-00032: invalid session migration password

ORA-00032: invalid session migration password

ORA-00032: invalid session migration password
Cause: The session migration password specified in a session creation call was invalid (probably too long).
Action: Retry with a valid password (less than 30 chars).

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ORA-00031: session marked for kill

ORA-00031: session marked for kill

ORA-00031: session marked for kill
Cause: The session specified in an ALTER SYSTEM KILL SESSION command cannot be killed immediately (because it is rolling back or blocked on a network operation), but it has been marked for kill. This means it will be killed as soon as possible after its current uninterruptable operation is done.
Action: No action is required for the session to be killed, but further executions of the ALTER SYSTEM KILL SESSION command on this session may cause the session to be killed sooner.

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ORA-00030: User session ID does not exist

ORA-00030: User session ID does not exist

ORA-00030: User session ID does not exist
Cause: The user session ID no longer exists, probably because the session was logged out.
Action: Use a valid session ID.

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ORA-00029: session is not a user session

ORA-00029: session is not a user session

ORA-00029: session is not a user session
Cause: The session ID specified in an ALTER SYSTEM KILL SESSION command was not a user session (for example, recursive, etc.).
Action: Retry with a user session ID.

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ORA-00028: your session has been killed

ORA-00028: your session has been killed

ORA-00028: your session has been killed
Cause: A privileged user has killed your session and you are no longer logged on to the database.
Action: Login again if you wish to continue working.

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ORA-00027: cannot kill current session

ORA-00027: cannot kill current session

ORA-00027: cannot kill current session
Cause: Attempted to use ALTER SYSTEM KILL SESSION to kill the current session.
Action: None.

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ORA-00026: missing or invalid session ID

ORA-00026: missing or invalid session ID

ORA-00026: missing or invalid session ID
Cause: Missing or invalid session ID string for ALTER SYSTEM KILL SESSION.
Action: Retry with a valid session ID.

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ORA-00025: failed to allocate string

oracle

ORA-00025: failed to allocate string
Cause: Out of memory.
Action: Restart with larger sga heap.

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ORA-00024: logins from more than one process not allowed in single-process mode

ORA-00024: logins from more than one process not allowed in single-process mode

ORA-00024: logins from more than one process not allowed in single-process mode
Cause: Trying to login more than once from different processes for ORACLE started in single-process mode.
Action: Logoff from the other process.

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