Roon worked with no such issues for one year, now “deletes” all but 28 of my 900+ albums then tries to add them back to the collection. Roon has latest update running on a newer 2014 mac Mini Mac OS Mojave 10.14.1
Synology NAS drive into Schiit Ygdrasill DAC
Media is not deleted from the NAS, Roon just “loses” track of the albums then starts to repopulate. This is now happening daily.