Faulty redis configuration for pretalx

pretalx.yml

@@ -74,7 +74,7 @@
           3131663931386236630a366239653864323663323435623630376234653239373832623033613036
           38616435383036623065333832383437326438613932363739636534383432306562306164643364
           6662346530626638613532623962306662303232626266643861
-    pretalx_redis: true
+    pretalx_redis: "redis://127.0.0.1:6379/0"
     pretalx_nginx: true
     pretalx_nginx_path: "/etc/nginx/sites-enabled/"
     pretalx_nginx_force_https: true

roles/pretalx/templates/pretalx.cfg.j2

@@ -13,19 +13,14 @@ port = {{ pretalx_database_port }}
 
 [site]
 url = {{ pretalx_url }}
-
 {% if pretalx_secret_key %}secret = {{ pretalx_secret_key }}{% endif %}
-
 {% if pretalx_core_modules %}core_modules = {{ pretalx_core_modules }}{% endif %}
 
-
 [mail]
 from = {{ pretalx_mail_from }}
 host = {{ pretalx_mail_host }}
 port = {{ pretalx_mail_port }}
-
 {% if pretalx_mail_user %}user = {{ pretalx_mail_user }}{% endif %}
-
 {% if pretalx_mail_password %}password = {{ pretalx_mail_password }}{% endif %}
 
 tls = {{ pretalx_mail_tls }}
@@ -47,5 +42,4 @@ session = True
 [logging]
 email = {{ pretalx_admin_mail }}
 {% endif %}
-
 {% if pretalx_additional_config %}{{ pretalx_additional_config }}{% endif %}