(In reply to Russell Sandish from comment #15) > Just tried a zypper dup. Machine is now running Tumbleweed 20191128. > Yast2-network is 4.2.28. The problem is still outstanding, I cannot > configure the network through Yast. The file > /etc/sysconfig/network/ifcfg-wlp2s0 appears to be being updated correctly by > yast2. Configuring using wicked using a previously saved wicked > configuration no longer works - the network interface is just left in a down > state. Since the wicked configuration file format is undocumented AFAICT, it > is possible that the configuration format changed, and that my saved version > is no longer recognisable by wicked. As commented in #13, the problem is that TW ships with wpa_supplicant 2.9, and wicked has to cope with the new API, but it is still not ready for that. I have assigned the bug to them because of that. > > The only thing I can do is continue to use NetworkManager, which does work, > however I have problems setting a static IP number using that technique, > which I'd much rather do.