Oracle Solution for Error ora-19511

ORA-19511: Error received from media manager layer, error text: string

What triggered the Error:

An error occurred in the media management software which is linked with the Oracle server to perform backup and restore in cooperation with Recovery Manager.

What should we do to fix it:

the text of message 19511 does not provide enough information to resolve the problem, then you should contact the vendor of the media management software.