--- kdelibs-3.1/kio/kfile/kopenwith.cpp.than	2003-02-10 19:28:06.000000000 +0100

+++ kdelibs-3.1/kio/kfile/kopenwith.cpp	2003-02-10 19:52:08.000000000 +0100

@@ -160,6 +160,8 @@

 void KApplicationTree::addDesktopGroup( QString relPath, KAppTreeListItem *item)

 {

    KServiceGroup::Ptr root = KServiceGroup::group(relPath);

+   if (!root || !root->isValid()) return;

+

    KServiceGroup::List list = root->entries();

    KAppTreeListItem * newItem;