Where do Konq and KMail Log When They Start?

. I am having a problem starting Konq. As a user, when I start KonqSuperUser, it asks for password, I give it, but then Konq never comes up. Yast2 works fine with kdesu, so how can I find Konq's problem? -- How doth the VAX's C-compiler Improve its object code. And even as we speak does it Increase the system load. How patiently it seems to run And spit out error flags, While users, with frustration, all Tear all their clothes to rags.