I made a quick blend and rendered it, saved up, and opened it back up later and everything's black? In LookDev and rendered view. I must of accidentally pressed something. I've looked through everything I can think of and have no idea what's gone wrong? It's all my meshes/materials, I've tried answers mentioned in other questions as well. Any advice will help thanks
EDIT: For more information i've uploaded the file to dropbox, if you want to have a look at all the settings, but it happened after i rendered and re-opened the project so the settings weren't adjusted
Also here is what it did look like before from the render: picture