Backup from snapshot fails with error 50

This error occurs when the NetBackup Client and NetBackup Legacy Network services are not restarted properly after configuration for the domain user.

Explanation

This error occurs when the NetBackup Client and NetBackup Legacy Network services are not restarted properly after configuration for the domain user.

Workaround

If you are using master or media as backup host then follow these steps to troubleshoot:

Stop all NetBackup services using the bpdown.exe.
Logon to the NetBackup Client and NetBackup Legacy Network services as the domain user. But, do not start these services immediately after logon.
Start all the services together using bpup.exe.