When a .desktop file is clicked on in dolphin, instead of the URL being used in Konqueror, some cache file is used. The file is apparently a copy of the page pointed to by the URL.
An example is: instead of the URL Linux Today - Linux News On Internet Time. coming up in Konqueror the file /var/tmp/kdecache-woodsj/krun/3207.0. is used. This behavior started yesterday in openSUSE 11.2.
The desktop file is: