KDE error message

[Hugh Ekeberg]

Friends

When I log out of KDE, I get the following message once I'm but at the command 
prompt;


X Error: BadWindow (invalid Window parameter) 3
  Major opcode:  6
  Minor opcode:  0
  Resource id:  0x1a000e1
X Error: BadWindow (invalid Window parameter) 3
  Major opcode:  7
  Minor opcode:  0
  Resource id:  0x1e00019
X Error: BadWindow (invalid Window parameter) 3
  Major opcode:  6
  Minor opcode:  0
  Resource id:  0x1e00019
startkde: Shutting down...
klauncher: Exiting on signal 1


Can anyone let me know how to fix this?
Thanks