1. Copy the files from the german Language pack into the gamefolder.
2. Change in the textfile steam_emu the position Language=german.
3. Try to remove the folders “local_en” that the sames than them you have put in german
- Try deleting all other language packs from that folder.
- de-DE (German) u can also try if this helps
Download the VOKSI v1/v2 FIX and choose v2 of the Fix, no more crashes so far! Hope that helps!