diff -r fcece45ef507 -r 79de32ba3296 src/gui/image/qimagewriter.cpp
--- a/src/gui/image/qimagewriter.cpp	Mon May 03 13:17:34 2010 +0300
+++ b/src/gui/image/qimagewriter.cpp	Fri May 14 16:40:13 2010 +0300
@@ -197,6 +197,7 @@
         for (int i = 0; i < keys.size(); ++i) {
             QImageIOPlugin *plugin = qobject_cast<QImageIOPlugin *>(l->instance(keys.at(i)));
             if (plugin && (plugin->capabilities(device, testFormat) & QImageIOPlugin::CanWrite)) {
+                delete handler;
                 handler = plugin->create(device, testFormat);
                 break;
             }