Had the same thing. It was because I had a --net=container:<TARGET> pointing to a deleted image. I managed to edit the image to fix the network setting and then removed the image. Everything back to normal. For you, it looks like your prowlarr container is pointing to container=???
Docker unresponsive - autostart toggle constantly changing, unraid logo appearing
in Docker Engine
Posted · Edited by teemurfee
Had the same thing. It was because I had a --net=container:<TARGET> pointing to a deleted image. I managed to edit the image to fix the network setting and then removed the image. Everything back to normal. For you, it looks like your prowlarr container is pointing to container=???