1. How to debug a problem in Shopware where getLabel() returns null instead of string.
  2. Things that might go wrong with Scheduled Tasks in Shopware.
  3. How to fix an error in Shopware that prevents displaying the frontpage: Unable to find a matching sales channel
  4. When updating Shopware, AclPermissionCollection may no longer exist, resulting in a clogged enqueue table and breaking the message workers.