Unable to rebuild app

[pfaffman (Jay Pfaffman)]

@b481

Failed to report error: Error connecting to Redis on localhost:6379 (Errno::EADDRNOTAVAIL) 2 Error connecting to Redis on localhost:6379 (Errno::EADDRNOTAVAIL) subscribe failed, reconnecting in 1 second. Call stack /var/www/discourse/vendor/bundle/ruby/2.7.0/gems/redis-4.5.1/lib/redis/client.rb:398:in `rescue in establish_connection'

Still no idea unless you somehow commented out the redis template.