Playback errors and stopped playback on Roon with Synology server and Cambridge CXNv2 (ref#9KAGN2)

hello, i deinstalled Roon on my Synology and installed it again using a shared folders called “Roon-Server” where the Database is stored amd “Music” where all my Music is stored.
now Roon inports all the data to the location and after that i hope i can copy ffmpeg to the Folder “Roon-Server”