Warning: Failed to open stream: Permission denied in Lang/Storage/CacheFile.class.php

[serguzz]

Logs from Kibana:

file_put_contents(/opt/qu/apps/accounts/u196628/accounts/default1/cache/lang/la_sk_5.37.2.18.s.php): 
Failed to open stream: Permission denied in /opt/qu/apps/versions/la/5-37-2-18/include/Gpf/Lang/Storage/CacheFile.class.php on line 21

Details:

• host: 5_app-q_la_ws-eu
• version: 5-37-2-18
• level: Warning
• account id: u196628