ORA-01380: Instance string (thread string) has less than two string block size log files

ORA-01380: Instance string (thread string) has less than two string block size log files


Cause:


One of the following occurred: (1) An attempt was made to switch to specified block size logs for all threads. (2) An attemp was made to open a thread.



Action:


Add log files to the thread that signals error, and try again.