Just looked in the process window..
qcsg.exe v2.8 (Jan 31 2000)
-- qcsg
--entering C:SierraHalf-LifevalvemapsHouse.map
CreateBrush: 0...1...2...3...4...5...6...7...8...9...Entity 19, Brush 2: plane with no normal
Entity 19, Brush 2: A 'func_illusionary' @(0,0,0)
outside world(+/-4096): (-145, -1272, -510)-(9000,7891,-384)
Entity 19, Brush 2: A 'func_illusionary' @(0,0,0)
outside world(+/-4096): (-161, -1288, -546)-(9016,7907,-348)
Entity 19, Brush 2: A 'func_illusionary' @(0,0,0)
outside world(+/-4096): (-177, -1304, -542)-(9032,7923,-352)
Entity 19, Brush 2: A 'func_illusionary' @(0,0,0)
outside world(+/-4096): (-161, -1288, -528)-(9016,7907,-366)
Entity 19, Brush 4: plane with no normal
(0)
so how do i get past this