ORA-ERRORS

Hi, Sometimes You can get “ORA-03113: end-of-file on communication channel” error.

Hi, I will explain how to solve ” ORA-01578: ORACLE data block corrupted (file # string, block # string) ” error.

Hi, You can get “ORA-02020: too many database links in use ” error during the drop any user.

You can get “ORA-01940: cannot drop a user that is currently connected” error during the drop any user.

Hi, You can get ” ORA-02080: database link is in use ” error during the drop any user.

Hi, You can get ” ORA-01988: remote os logon is not allowed ” error during the drop any user.

You can get ” ORA-02049: timeout: distributed transaction waiting for lock ” error during the drop any user.

I will explain how to solve ORA-01555: snapshot too old: rollback segment number string with name “string” too small error.

Hi, Sometimes you can get ” ORA-01536: space quota exceeded for tablespace ‘USERS ” error.

Hi, Sometimes you can get  ” ORA-12805: parallel query server died unexpectedly ” error.