catch error when room not found, notify user when session code does not exist

2 jobs for 526-notify-user-when-session-code-doesn-t-exist in 10 minutes and 22 seconds (queued for 1 second)
Status Job ID Name Coverage
  Codestyle
passed #245730
nodejs
tslint

00:02:18

 
  Build
passed #245731
angular
ngbuild

00:08:04