oracle error- ORA-01092: ORACLE instance terminated. Disconnection forced

Oracle error

ORA-01092: ORACLE instance terminated. Disconnection forced

Cause: The instance this process was connected to was terminated abnormally, probably via a shutdown abort. This process was forced to disconnect from the instance.

Action: Examine the alert log for more details. When the instance has been restarted, retry action.

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oracle error- ORA-01091: failure during startup force

Oracle error

ORA-01091: failure during startup force

Cause: Unable to destroy the old SGA.

Action: Manually remove the old SGA and reissue the STARTUP command

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oracle error- ORA-01090: shutdown in progress - connection is not permitted

Oracle error

ORA-01090: shutdown in progress - connection is not permitted

Cause: The SHUTDOWN command was used to shut down a running ORACLE instance, so you cannot connect to ORACLE.

Action: Wait for the instance to be restarted, or contact your DBA.

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