ubuntu miss tool bar
reson: unity exception
1. open terminal: /usr/bin/**terminal**
2. run command on terminal: gsettings reset org.compiz.core:/org/compiz/profiles/unity/plugins/core/ active-plugins
3. reboot
reson: unity exception
1. open terminal: /usr/bin/**terminal**
2. run command on terminal: gsettings reset org.compiz.core:/org/compiz/profiles/unity/plugins/core/ active-plugins
3. reboot