L4D2 Hammer Editor Error

[perka123]

I keep getting this error when im gonna compile the map!

"Trying to create a non-quad displacement!"

I have no idea of what this is...

Compile Log:
-------------------------------------------------------------------------------
Running command: cd "c:\program files\aabbccddee\steamapps\common\left 4 dead 2\
bin"
-------------------------------------------------------------------------------

-------------------------------------------------------------------------------
Running command: "c:\program files\aabbccddee\steamapps\common\left 4 dead 2\bin
\vbsp.exe" -game "c:\program files\aabbccddee\steamapps\common\left 4 dead 2\lef
t4dead2" "c:\program files\aabbccddee\steamapps\common\left 4 dead 2\sdk_content
\mapsrc\stad"
-------------------------------------------------------------------------------

Valve Software - vbsp.exe (Jul 5 2010)
3 threads
materialPath: c:\program files\aabbccddee\steamapps\common\left 4 dead 2\left4de
ad2\materials
Loading c:\program files\aabbccddee\steamapps\common\left 4 dead 2\sdk_content\m
apsrc\stad.vmf
Trying to create a non-quad displacement! (entity 0, brush 85)

Finished. Press a key to close.

-

Could use some help :smile: