Aron Xu, if you read original issue description you will find that the problem is you can't select certificate file because file chooser (list of files) is empty. It is absolutely not related to inactive "WPA/WPA2 Enterprise" option. And this issue exists for wired connection also.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1575614 Title: [SRU]Can't select secret key for TLS auth for 802.1X authentication To manage notifications about this bug go to: https://bugs.launchpad.net/network-manager-applet/+bug/1575614/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs