Originally Posted by yochananmarqos
To used WLD with Magisk, you need to use the Terminal App Systemizer module to make it a system app.
Wow, this actually worked! Thanks so much. Seems like systemizing with TB doesn't work correctly. Anyway, WLD ist up und running
Edit: nevermind. Rebooting broke it again. "Failed to perform this task at the moment, try again later". I'll be switching to BBS for now, WLD just doesn't seem ready for Oreo.