unknown xclients from xrestop

Hey Debian Users! After a few days, new windows will no longer open on my XFCE Jessie Desktop. After doing some research I found out that something is leaving around "unknown" xclient resources: tubaman@livingroom:~$ xrestop -b -m 1 | grep -A 10 '' | head 2 - ( PID: ? ): res_base

unknown xclients from xrestop

Hey Debian Users! After a few days, new windows will no longer open on my XFCE Jessie Desktop. After doing some research I found out that something is leaving around "unknown" xclient resources: tubaman@livingroom:~$ xrestop -b -m 1 | grep -A 10 '' | head 2 - ( PID: ? ): res_base