$ cat .xsession-errors
Xsession: X session started for ori at Tue Feb 23 22:32:32 IST 2010
Setting IM through im-switch for locale=en_US.
Start IM through /etc/X11/xinit/xinput.d/all_ALL linked to /etc/X11/xinit/xinput.d/none.
startkde: Starting up...
xprop:  unable to open display ':0'
xprop:  unable to open display ':0'
kdeinit4: preparing to launch /usr/lib/libkdeinit4_klauncher.so
kdeinit4: Can not connect to the X Server.
kdeinit4: Might not terminate at end of session.
kdeinit4: preparing to launch /usr/lib/libkdeinit4_kded4.so
kdeinit4: Communication error with launcher. Exiting!