Spotify
needs older versions of libavcodec, libavformat and libavutil to play
local files. I found this fix for Ubuntu and I checked the steps that
are needed for Debian. This is just dirty fix and...
All of my Dolphin plugins didn't show up on Dolphin anymore even if they were placed in the right folder: /usr/share/kservices5
Most of those KDE4 era plugins are actually Konqueror plugins. You can find that by opening the *.desktop files of plugins that are not visible in text editor.
[Desktop...