I am very new to 3d printing, but have you tried something more aggressive than alcohol, like acetone? Unless mechanical, I would be thinking that something had left a film on the plate. I guess you could try turning it over and see if that helps.
I am very new to 3d printing, but have you tried something more aggressive than alcohol, like acetone? Unless mechanical, I would be thinking that something had left a film on the plate. I guess you could try turning it over and see if that helps.