Oracle Solution for Error ora-12342

Solution for Oracle Error ORA-12342

ORA-12342: open mounts exceeds limit set on the OPEN_MOUNTS parameter

What triggered the Error:

The number of currently open mounts exceeds the value you specified on the OPEN_MOUNTS parameter.

What should we do to fix it:

Increase the value of the OPEN_MOUNTS parameter so that it accommodates the maximum possible number of open mounts to secondary databases.