Oracle Error ORA-01174: DB_FILES is string buts needs to be string to be compatible

Oracle Error Message

ORA-01174: DB_FILES is string buts needs to be string to be compatible

Reason for the Error

The maximum number of database files supported by this instance is not the same as for the other instances. All instances must be able to open all the files any instance can open.

Solution

Change the value of the DB_FILES parameter to be compatible