The following packages have unmet dependencies:
deepin-topbar : Depends: libdframeworkdbus2 but it is not installable
Depends: libdtkwidget2 (>= 2.0.8.1-1) but 2.0.7.2-2 is to be installed
E: Unable to correct problems, you have held broken packages.
Running the latest Deepin OS 15.5 ...
dependency issue ...