oracle error- ORA-00352: all logs for thread string need to be archived - cannot enable

ORA-00352:	all logs for thread string need to be archived - cannot enable
Cause:	Attempting to enable a thread with all logs needing to be archived, and media recovery has been enabled. There is no log that can be made the new current log for the thread.
Action:	Archive a log for the thread or disable media recovery.