https://bugs.kde.org/show_bug.cgi?id=358171
--- Comment #30 from AJslye <jameskittsmil...@gmail.com> --- (In reply to Bassio from comment #28) > This happened to me after setting up the kubuntu-ppa backports to upgrade to > plasma 5.5.3. > I am on Kubuntu Wily. > > Symptoms: > On the SDDM login, after I enter the username and password, and instead of > showing the plasma desktop, a black screen comes over, with only the cursor > visible. > After a while this black screen becomes responsive to CTRL+ALT+Backspace, > which when pressed now shows up a new SDDM login screen. The SDDM screen can > thus show up 2 or maybe 3 times. > Another symptom is that the kcm module for SDDM was hanging (only when > accessed through the system settings and not directly through the > application launcher) > I have an NVIDIA GTX 970 but I was using the open source Nouveau driver. > > Different to what others were saying here, changing the Breeze theme (to > Maui or Maldives) did not solve this problem. > > What worked for me though was when I switched my driver to the Nvidia > binary. This helped resolve the issue and now I can login, even using the > Breeze SDDM theme. I think your issue is a different one since your SDDM is not reseting back to itself on it's own. I believe your issue has more to due with your Nvidia chip, the nouveau drivers, mesa and possibly the compositor. The kcm hang issue is also another issue that been around for a while. -- You are receiving this mail because: You are watching all bug changes.
