Valve Software - vvis.exe (Nov 22 2004)
2 threads
reading d:\valve\steam\steamapps\xxxxxx\sourcesdk\cstrike_sample_content\maps\xxxxxx.bsp
reading d:\valve\steam\steamapps\xxxxxx\sourcesdk\cstrike_sample_content\maps\xxxxxx.prt
2203 portalclusters
7700 numportals
Leaf (portal 4128) with too many portals. Use vbsp -glview to compile, then glview -portal -portalhighlight X to view the problem.