OpenVAS setup/run error

Initial Setup:
(openvassd:3150): lib  kb_redis-CRITICAL **: get_redis_ctx: redis connection error: No such file or directory

(openvassd:3150): lib  kb_redis-CRITICAL **: redis_new: cannot access redis at '/var/run/redis/redis.sock'

(openvassd:3150): lib  kb_redis-CRITICAL **: get_redis_ctx: redis connection error: No such file or directory
openvassd: no process found

OpenVAS Start:
Step 1: Checking OpenVAS Scanner ...
        OK: OpenVAS Scanner is present in version 5.1.1.
        OK: redis-server is present in version v=4.0.2.
        OK: scanner (kb_location setting) is configured properly using the redis-server socket: /var/run/redis/redis.sock
        ERROR: redis-server is not running or not listening on socket: /var/run/redis/redis.sock
        FIX: You should start the redis-server or configure it to listen on socket: /var/run/redis/redis.sock

 ERROR: Your OpenVAS-9 installation is not yet complete!

Please follow the instructions marked with FIX above and run this
script again.