Could you do the logging like in your comment #4 of your question again but in debug mode, as described on
https://wiki.ubuntu.com/DebuggingNetworkManager ** Changed in: network-manager (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1828313 Title: wifi cannot connect to openwrt hidden ssid after upgrade from 18.10 to 19.04. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1828313/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs