Tag Archives: ora-01012: not logged on

I got ” ORA-01012 not logged on ”  error in Oracle database.

I got ” ORA-24324: service handle not initialized ”  error in Oracle database.

I got ” ORA-01092: ORACLE instance terminated. Disconnection forced ”  error in Oracle database.

I got ” ORA-01102: cannot mount database in exclusive mode ”  error in Oracle database.

I got “ORA-02396: Exceeded Maximum Idle Time, Please Connect Again ” error in Oracle.

Hi, Sometimes you can get ” ORA-01090: shutdown in progress – connection is not permitted ” error.

Hi, Sometimes you can get ” ORA-01081: cannot start already-running ORACLE – shut it down first ” error.