<div dir="ltr"><div>There is a bug in Qt5.15.1 that seriously affects multiscreen. <a href="https://bugreports.qt.io/browse/QTBUG-86604" target="_blank">https://bugreports.qt.io/browse/QTBUG-86604</a> we get a bunch of reports every day. Effectively a screen change signal goes missing and Plasma naturally breaks.</div><br><div>Please can distributions shipping or planning to ship Qt5.15. 1 either revert QtBase <span id="gmail-m_1201506654151612731m_-2109220016663488171m_6704230296714708905gmail-output"><a href="https://codereview.qt-project.org/q/commit:5290027e3bab75f14fc0a2b7c206594d9cb91e76" rel="noopener" target="_blank"><span id="gmail-m_1201506654151612731gmail-m_-2109220016663488171m_6704230296714708905gmail-output"></span></a><a href="https://codereview.qt-project.org/q/commit:5290027e3bab75f14fc0a2b7c206594d9cb91e76" rel="noopener" target="_blank">5290027e3bab75f14fc0a2b7c206594d9cb91e76</a></span> or <br></div><div>or cherry-pick <a href="https://codereview.qt-project.org/c/qt/qtbase/+/315447" target="_blank">https://codereview.qt-project.org/c/qt/qtbase/+/315447</a></div><div><br></div><div><div>5.15.0 is unaffected.</div></div><div>Qt5.15.2 should be fine....or at least not have this specific problem :P</div><div><br></div><div>If
there are any problems with doing this please do let me know, I have
the option of a workaround at a Plasma level, but given every process
uses QScreen we would rather not go down that route unless we need to.<br></div><div><br></div><div>Thanks in advance.<font color="#888888"><br></font></div><font color="#888888"><div><br><br></div></font></div>