bphdb exit status = 5449: The script is not approved for execution

Registering authorized locations used by a NetBackup database script-based policy

To add an authorized location

    Open a command prompt on the client.
    Use nbsetconfig to enter values for an authorized location. The client privileged user must run these commands.

On UNIX:
root@erpddb01:/usr/openv/netbackup/bin/nbsetconfig
nbsetconfig>DB_SCRIPT_PATH = /export/home/oraprod/scripts
nbsetconfig>DB_SCRIPT_PATH = /export/home/oraprod/scripts/rmanfull.daily
nbsetconfig>
<ctrl-D>

Reference: NetBackup Support Knowledge base