ORA-00272 Error writing archive log %s

Cause: An I/O error occurred while archiving a redo log file. Action: Check that the output device is still available and correct any device errors that may have occurred. Also, make certain that sufficient space for archiving is available on the output device.

ORA-00307 Requested INSTANCE_NUMBER out of range, maximum is %s

Cause: The initialization parameter INSTANCE_NUMBER specified a number that was out of range. Action: Change INSTANCE_NUMBER to a valid range and restart the instance. The minimum value is one and the maximum value is the lower of the operating system-specific maximum or the MAXINSTANCES option specified in the CREATE DATABASE statement. See also your operating…

ORA-00306 Limit of %s instances in this database

Cause: Starting this instance would exceed the maximum number of instances allowed for this database. This message occurs only with STARTUP shared and multiple instances. Action: You cannot start more than the lower of a) port-specific limit as to the number of instances b) the number of instances specified at create-database time