Ok maybe after trying multiple times to get an answer I will attract some attention now. I have spent a fortune on my UM3 only to be let down by Cura time and time again over the last 6 months. I can not believe that I'm the only one with this problem.
Cura works fine until I "create profile from current settings". From that moment on Cura simply becomes unusable. Print settings change randomly and I can't update them - or rather I can change them but I can't save my settings. Also my print