1. Stop dropbox.
2. Open /usr/share/applications/dropbox.desktop for editing.
3. Change "Exec=dropbox start -i" to "Exec=env XDG_CURRENT_DESKTOP=Unity dropbox start -i".
4. Copy /usr/share/applications/dropbox.desktop to ~/.config/autostart/dropbox.desktop or just make same change to autostart file.
1. Stop dropbox. applications/ dropbox. desktop for editing. DESKTOP= Unity dropbox start -i". applications/ dropbox. desktop to ~/.config/ autostart/ dropbox. desktop or just make same change to autostart file.
2. Open /usr/share/
3. Change "Exec=dropbox start -i" to "Exec=env XDG_CURRENT_
4. Copy /usr/share/