When Dolphin is opened, it immediately crashes.
Without a backtrace for the crash, there's no way we can debug this. Please provide one. See https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports Also please read https://bugs.kde.org/page.cgi?id=bug-writing.html
This is probably #387974 *** This bug has been marked as a duplicate of bug 387974 ***