also, it seems that when this problem happens.....it sometimes doesnt even make a BSP!!!!!!!!!!
** Executing...
** Command: C:PROGRA~1VALVEH~1TOOLSQCSG.EXE
** Parameters: "C:SIERRAHalf-Lifevalvemapsfriggindoors"
qcsg.exe v2.8 (Jan 31 2000)
-- qcsg --
entering C:SIERRAHalf-Lifevalvemapsfriggindoors.map
Entity 0, Brush 38: origin brushes not allowed in world
********** ERROR **********
missing '[ in texturedef
** Executing...
** Command: C:PROGRA~1VALVEH~1TOOLSQBSP2.EXE
** Parameters: "C:SIERRAHalf-Lifevalvemapsfriggindoors"
qbsp2.exe v2.2 (Dec 28 1998)
-- qbsp2 --
********** ERROR **********
Can't open C:SIERRAHalf-Lifevalvemapsfriggindoors.p0