Duy Anh, we need you to provide the information requested on https://wiki.ubuntu.com/Hotkeys/Troubleshooting so we can figure out what's wrong and assign this bug to the proper package.
Duy Anh, we need you to provide the information requested on https:/ /wiki.ubuntu. com/Hotkeys/ Troubleshooting so we can figure out what's wrong and assign this bug to the proper package.