oracle error- ORA-00323: Current log of thread string not useable and all others need archiving

ORA-00323:	Current log of thread string not useable and all others need archiving
Cause:	Attempt to open thread failed because it is necessary to switch redo generation to another online log, but all the other logs need to be archived before they can be used.
Action:	Archive the logs for the thread then retry open.

oracle error- ORA-00322: log string of thread string is not current copy

ORA-00322:	log string of thread string is not current copy
Cause:	Check of log file header at database open found that an online log appears to be an incorrectly restored backup.
Action:	Restore correct file or reset logs.

ORA-00321:	log string of thread string, cannot update log file header
Cause:	Cannot write to the log file.
Action:	Restore the access to the file.