Problem originates in debian/patches/25_khelp_htdig.diff in kdebase. That doesn't solve this bug, but htdig will fail no matter what until it's fixed.
-- Kde help search fails too quietly if htdig is not installed https://launchpad.net/bugs/19767 -- kubuntu-bugs mailing list kubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs