Hello Marcin, Hopefully you've made some progress to work around this. I've gone ahead and marked this bug as invalid based on my prior comment.
** Changed in: horizon (Ubuntu) Status: Confirmed => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1574082 Title: Unable to manually compress js and css To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/horizon/+bug/1574082/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs