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Index: branches/KDE/4.3/kdelibs/plasma/paintutils.cpp
===================================================================
--- branches/KDE/4.3/kdelibs/plasma/paintutils.cpp (revision 1038147)
+++ branches/KDE/4.3/kdelibs/plasma/paintutils.cpp (revision 1038148)
@@ -138,6 +138,10 @@
QPixmap transition(const QPixmap &from, const QPixmap &to, qreal amount)
{
+ if (from.isNull() || to.isNull()) {
+ return from;
+ }
+
int value = int(0xff * amount);
if (value == 0) {
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