If you don't want to use the unstable PPA, you could simply blacklist 'libappmenu.so' with the following command:
gsettings set org.pantheon.desktop.super-wingpanel blacklist "['libappmenu.so']" && killall super-wingpanel
If you don't want to use the unstable PPA, you could simply blacklist 'libappmenu.so' with the following command:
gsettings set org.pantheon. desktop. super-wingpanel blacklist "['libappmenu.so']" && killall super-wingpanel