error manual backup networker 8.1 windows

hi, guys!

I have a problem with a manual backup. When i started manual backup for use NetWorker User program, i had next error:

Backing up files of client 'sv5800fs02.fsfk.local' to server 'BACKUPSERVER'.

98519:winworkr: Unable to setup direct save with server BACKUPSERVER: Server is disabled: Install base enabler.

90095:winworkr: Cannot open backup session with 'BACKUPSERVER': Server is disabled: Install base enabler

Server is disabled: Install base enabler

94693:winworkr: The backup of save set 'D:\VKS\2012 Архив' failed.

7167:winworkr: backup completion time: 06.04.2017 13:38:42

maybe something is wrong with setting device.

ths