Created attachment 143471 [details] REPRODUCE STEPS TO REPRODUCE 1. select a brush and modify it 2. reset the brush
Likely duplicate of https://bugs.kde.org/show_bug.cgi?id=443579 , please see if using newer versions resolves your problem.
(In reply to tomtomtomreportingin from comment #1) > Likely duplicate of https://bugs.kde.org/show_bug.cgi?id=443579 , please see > if using newer versions resolves your problem. I asked my friend, he said 5.1 now no longer have this problem *** This bug has been marked as a duplicate of bug 443579 ***