The cover was broken and it caused the grinder motor not to work because the cover "clicks" an activation motor when it's closed.
I found the activation button and glued a screw on it using super glue, so now it is always clicked.
Because it's a very good Italian brand of coffee gadgets and very expensive too. I can't stand having ordinary coffees anymore.
Makes us proud of finding solutions for fixes of everyday life gadgets. Because we keep objects that we like longer available. Because it makes our spendings more meaningful.