There is it:
GERMAN DSF_MANAGER.ISO, 100 MB
https://mega.nz/file/QohAHa5R#ltJhCB...1jBxjqb-K-7t80
Also, I think the thread should be renamed to include "DSF Fussball Manager", as people specifically looking for the German edition might not know the original title and think this is a different game.