No shadows on directional and keep on getting this error

The shadows on the directional light were working fine but then I started to get this error about shadwMapTexture material fuck

I could not figure shit out and there was fuck all on the internet so I made a new project and everything started working again, I spent couple of hours setting everything up the way it was and this duckling problem came back. I am not writing my own shaders or anything, I did not import any Unity assets, just plane C# code for controlling the game logic. This is really pissing me the fuck off.

The only real solution I found when I googled the error message was this