Shadows are showing up on the wall behin

Like the title says, when I run my levels, a big ugly shadow appears on the wall behind my props. I suspected a leak, and found and fixed two, with no changes in the appearance of these shadows. Thanks for your help. My compile message:
** Executing...
** Command: &quot;c:\program files\steam\steamapps\yerocrg\sourcesdk\bin\orangebox\bin\vbsp.exe&quot;
** Parameters: -game &quot;c:\program files\steam\steamapps\SourceMods\Delta Facility&quot; &quot;c:\program files\steam\steamapps\sourcemods\delta facility\maps\level_1_107&quot;

Valve Software - vbsp.exe (Mar 11 2008)
4 threads
materialPath: c:\program files\steam\steamapps\SourceMods\Delta Facility\materials
Loading c:\program files\steam\steamapps\sourcemods\delta facility\maps\level_1_107.vmf
&quot;materials/glass/glasswindow_refract01.vtf&quot;: cached version doesn't exist
fixing up env_cubemap materials on brush sides...
ProcessBlock_Thread: 0...1...2...3...4...5...6...7...8...9...10 (0)
ProcessBlock_Thread: 0...1...2...3...4...5...6...7...8...9...10 (0)
Processing areas...done (0)
Building Faces...done (0)
Chop Details...done (0)
Find Visible Detail Sides...
Merged 64 detail faces...done (0)
Merging details...done (0)
FixTjuncs...
PruneNodes...
WriteBSP...
done (0)
writing c:\program files\steam\steamapps\sourcemods\delta facility\maps\level_1_107.prt...Building visibility clusters...
done (0)
Creating default LDR cubemaps for env_cubemap using skybox materials:
&nbsp; &nbsp;skybox/sky_wasteland02*.vmt
 ! Run buildcubemaps in the engine to get the correct cube maps.
Creating default HDR cubemaps for env_cubemap using skybox materials:
&nbsp; &nbsp;skybox/sky_wasteland02*.vmt
 ! Run buildcubemaps in the engine to get the correct cube maps.
Finding displacement neighbors...
Finding lightmap sample positions...
Displacement Alpha : 0...1...2...3...4...5...6...7...8...9...10
Building Physics collision data...
done (0) (176655 bytes)
Placing detail props : 0...1...2...3...4...5...6...7...8...9...10
Compacting texture/material tables...
Reduced 1161 texinfos to 528
Reduced 133 texdatas to 97 (6066 bytes to 4589)
Writing c:\program files\steam\steamapps\sourcemods\delta facility\maps\level_1_107.bsp
17 seconds elapsed

** Executing...
** Command: &quot;c:\program files\steam\steamapps\yerocrg\sourcesdk\bin\orangebox\bin\vvis.exe&quot;
** Parameters: -game &quot;c:\program files\steam\steamapps\SourceMods\Delta Facility&quot; &quot;c:\program files\steam\steamapps\sourcemods\delta facility\maps\level_1_107&quot;

Valve Software - vvis.exe (Mar 11 2008)
4 threads
reading c:\program files\steam\steamapps\sourcemods\delta facility\maps\level_1_107.bsp
reading c:\program files\steam\steamapps\sourcemods\delta facility\maps\level_1_107.prt
 217 portalclusters
 616 numportals
BasePortalVis:&nbsp; &nbsp; &nbsp; &nbsp;0...1...2...3...4...5...6...7...8...9...10 (0)
PortalFlow:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 0...1...2...3...4...5...6...7...8...9...10 (1)
Optimized: 39 visible clusters (0.00%)
Total clusters visible: 19920
Average clusters visible: 91
Building PAS...
Average clusters audible: 159
visdatasize:11869&nbsp; compressed from 13888
writing c:\program files\steam\steamapps\sourcemods\delta facility\maps\level_1_107.bsp
1 second elapsed

** Executing...
** Command: &quot;c:\program files\steam\steamapps\yerocrg\sourcesdk\bin\orangebox\bin\vrad.exe&quot;
** Parameters: -game &quot;c:\program files\steam\steamapps\SourceMods\Delta Facility&quot; &quot;c:\program files\steam\steamapps\sourcemods\delta facility\maps\level_1_107&quot;

Valve Software - vrad.exe SSE (Mar 11 2008)

&nbsp; &nbsp; &nbsp; Valve Radiosity Simulator&nbsp; &nbsp; &nbsp;
4 threads
[Reading texlights from 'lights.rad']
[53 texlights parsed from 'lights.rad']

Loading c:\program files\steam\steamapps\sourcemods\delta facility\maps\level_1_107.bsp
Setting up ray-trace acceleration structure... Done (0.63 seconds)
1366 faces
51568 square feet [7425879.50 square inches]
0 Displacements
0 Square Feet [0.00 Square Inches]
1366 patches before subdivision
12012 patches after subdivision
282 direct lights
BuildFacelights:&nbsp; &nbsp; &nbsp;0...1...2...3...4...5...6...7...8...9...10 (14)
BuildVisLeafs:&nbsp; &nbsp; &nbsp; &nbsp;0...1...2...3...4...5...6...7...8...9...10 (4)
transfers 967705, max 344
transfer lists:&nbsp; &nbsp;7.4 megs
GatherLight:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0...1...2...3...4...5...6...7...8...9...10 (0)
&nbsp; &nbsp;Bounce #1 added RGB(162535, 151895, 154128)
GatherLight:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0...1...2...3...4...5...6...7...8...9...10 (1)
&nbsp; &nbsp;Bounce #2 added RGB(37973, 37600, 38179)
GatherLight:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0...1...2...3...4...5...6...7...8...9...10 (0)
&nbsp; &nbsp;Bounce #3 added RGB(9506, 9886, 9946)
GatherLight:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0...1...2...3...4...5...6...7...8...9...10 (1)
&nbsp; &nbsp;Bounce #4 added RGB(2488, 2712, 2686)
GatherLight:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0...1...2...3...4...5...6...7...8...9...10 (0)
&nbsp; &nbsp;Bounce #5 added RGB(680, 772, 748)
GatherLight:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0...1...2...3...4...5...6...7...8...9...10 (1)
&nbsp; &nbsp;Bounce #6 added RGB(193, 227, 214)
GatherLight:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0...1...2...3...4...5...6...7...8...9...10 (0)
&nbsp; &nbsp;Bounce #7 added RGB(57, 68, 62)
GatherLight:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0...1...2...3...4...5...6...7...8...9...10 (1)
&nbsp; &nbsp;Bounce #8 added RGB(17, 21, 19)
GatherLight:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0...1...2...3...4...5...6...7...8...9...10 (0)
&nbsp; &nbsp;Bounce #9 added RGB(5, 7, 6)
GatherLight:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0...1...2...3...4...5...6...7...8...9...10 (0)
&nbsp; &nbsp;Bounce #10 added RGB(2, 2, 2)
GatherLight:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0...1...2...3...4...5...6...7...8...9...10 (1)
&nbsp; &nbsp;Bounce #11 added RGB(1, 1, 1)
Build Patch/Sample Hash Table(s).....Done&lt;0.0065 sec&gt;
FinalLightFace:&nbsp; &nbsp; &nbsp; 0...1...2...3...4...5...6...7...8...9...10 (5)
FinalLightFace Done
208 of 264 (78% of) surface lights went in leaf ambient cubes.
ThreadComputeLeafAmbient: 0...1...2...3...4...5...6...7...8...9...10 (4)
Writing leaf ambient...done
Ready to Finish

Object names&nbsp; &nbsp; &nbsp; &nbsp;Objects/Maxobjs&nbsp; Memory / Maxmem&nbsp; Fullness 
------------&nbsp; &nbsp; &nbsp; &nbsp;---------------&nbsp; ---------------&nbsp; -------- 
models&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 32/1024&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;1536/49152&nbsp; &nbsp; ( 3.1%) 
brushes&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 453/8192&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;5436/98304&nbsp; &nbsp; ( 5.5%) 
brushsides&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 3338/65536&nbsp; &nbsp; &nbsp; &nbsp;26704/524288&nbsp; &nbsp;( 5.1%) 
planes&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 1808/65536&nbsp; &nbsp; &nbsp; &nbsp;36160/1310720&nbsp; ( 2.8%) 
vertexes&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 2688/65536&nbsp; &nbsp; &nbsp; &nbsp;32256/786432&nbsp; &nbsp;( 4.1%) 
nodes&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 721/65536&nbsp; &nbsp; &nbsp; &nbsp;23072/2097152&nbsp; ( 1.1%) 
texinfos&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;528/12288&nbsp; &nbsp; &nbsp; &nbsp;38016/884736&nbsp; &nbsp;( 4.3%) 
texdata&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;97/2048&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;3104/65536&nbsp; &nbsp; ( 4.7%) 
dispinfos&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 0/0&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0/0&nbsp; &nbsp; &nbsp; &nbsp; ( 0.0%) 
disp_verts&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0/0&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0/0&nbsp; &nbsp; &nbsp; &nbsp; ( 0.0%) 
disp_tris&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 0/0&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0/0&nbsp; &nbsp; &nbsp; &nbsp; ( 0.0%) 
disp_lmsamples&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0/0&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0/0&nbsp; &nbsp; &nbsp; &nbsp; ( 0.0%) 
faces&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;1366/65536&nbsp; &nbsp; &nbsp; &nbsp;76496/3670016&nbsp; ( 2.1%) 
hdr faces&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 0/65536&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0/3670016&nbsp; ( 0.0%) 
origfaces&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;1106/65536&nbsp; &nbsp; &nbsp; &nbsp;61936/3670016&nbsp; ( 1.7%) 
leaves&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;754/65536&nbsp; &nbsp; &nbsp; &nbsp;24128/2097152&nbsp; ( 1.2%) 
leaffaces&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;1729/65536&nbsp; &nbsp; &nbsp; &nbsp; 3458/131072&nbsp; &nbsp;( 2.6%) 
leafbrushes&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 921/65536&nbsp; &nbsp; &nbsp; &nbsp; 1842/131072&nbsp; &nbsp;( 1.4%) 
areas&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 2/256&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 16/2048&nbsp; &nbsp; &nbsp;( 0.8%) 
surfedges&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 11581/512000&nbsp; &nbsp; &nbsp; 46324/2048000&nbsp; ( 2.3%) 
edges&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;7749/256000&nbsp; &nbsp; &nbsp; 30996/1024000&nbsp; ( 3.0%) 
LDR worldlights&nbsp; &nbsp; &nbsp; &nbsp; 282/8192&nbsp; &nbsp; &nbsp; &nbsp; 24816/720896&nbsp; &nbsp;( 3.4%) 
HDR worldlights&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 0/8192&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 0/720896&nbsp; &nbsp;( 0.0%) 
leafwaterdata&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 0/32768&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0/393216&nbsp; &nbsp;( 0.0%) 
waterstrips&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 189/32768&nbsp; &nbsp; &nbsp; &nbsp; 1890/327680&nbsp; &nbsp;( 0.6%) 
waterverts&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0/65536&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0/786432&nbsp; &nbsp;( 0.0%) 
waterindices&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 3660/65536&nbsp; &nbsp; &nbsp; &nbsp; 7320/131072&nbsp; &nbsp;( 5.6%) 
cubemapsamples&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;8/1024&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 128/16384&nbsp; &nbsp; ( 0.8%) 
overlays&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 16/512&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 5632/180224&nbsp; &nbsp;( 3.1%) 
LDR lightdata&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;[variable]&nbsp; &nbsp; &nbsp; 776728/0&nbsp; &nbsp; &nbsp; &nbsp; ( 0.0%) 
HDR lightdata&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;[variable]&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0/0&nbsp; &nbsp; &nbsp; &nbsp; ( 0.0%) 
visdata&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;[variable]&nbsp; &nbsp; &nbsp; &nbsp;11869/16777216 ( 0.1%) 
entdata&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;[variable]&nbsp; &nbsp; &nbsp; &nbsp;51061/393216&nbsp; &nbsp;(13.0%) 
LDR ambient table&nbsp; &nbsp; &nbsp; 754/65536&nbsp; &nbsp; &nbsp; &nbsp; 3016/262144&nbsp; &nbsp;( 1.2%) 
HDR ambient table&nbsp; &nbsp; &nbsp; 754/65536&nbsp; &nbsp; &nbsp; &nbsp; 3016/262144&nbsp; &nbsp;( 1.2%) 
LDR leaf ambient&nbsp; &nbsp; &nbsp; 2431/65536&nbsp; &nbsp; &nbsp; &nbsp;68068/1835008&nbsp; ( 3.7%) 
HDR leaf ambient&nbsp; &nbsp; &nbsp; &nbsp;754/65536&nbsp; &nbsp; &nbsp; &nbsp;21112/1835008&nbsp; ( 1.2%) 
occluders&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 0/0&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0/0&nbsp; &nbsp; &nbsp; &nbsp; ( 0.0%) 
occluder polygons&nbsp; &nbsp; &nbsp; &nbsp; 0/0&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0/0&nbsp; &nbsp; &nbsp; &nbsp; ( 0.0%) 
occluder vert ind&nbsp; &nbsp; &nbsp; &nbsp; 0/0&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0/0&nbsp; &nbsp; &nbsp; &nbsp; ( 0.0%) 
detail props&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; [variable]&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;1/12&nbsp; &nbsp; &nbsp; &nbsp;( 8.3%) 
static props&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; [variable]&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;1/5566&nbsp; &nbsp; &nbsp;( 0.0%) 
pakfile&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;[variable]&nbsp; &nbsp; &nbsp; 809260/0&nbsp; &nbsp; &nbsp; &nbsp; ( 0.0%) 
physics&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;[variable]&nbsp; &nbsp; &nbsp; 176655/4194304&nbsp; ( 4.2%) 
physics terrain&nbsp; &nbsp; &nbsp; &nbsp;[variable]&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;2/1048576&nbsp; ( 0.0%) 

Level flags = 0

Total triangle count: 4397
Writing c:\program files\steam\steamapps\sourcemods\delta facility\maps\level_1_107.bsp
32 seconds elapsed

** Executing...
** Command: Copy File
** Parameters: &quot;c:\program files\steam\steamapps\sourcemods\delta facility\maps\level_1_107.bsp&quot; &quot;c:\program files\steam\steamapps\SourceMods\Delta Facility\maps\level_1_107.bsp&quot;
Shadows are showing up on the wall behind my props
