DCOP communications error

ROCKYMAN

DCOP communications error(KDE Web Desktop)

There was an error setting up inter-process communucations for KDE.The message returned by the system was;

Could not read network connection list.
/tmp/1080526323/.DCOPserver_MagicLinux_0
please check that the "dcopserver" program is running!
什么意思，从普通用户结束会话后，进ROOT出现的。