Map help

I've done several compiles in this week, but now when i compile and run my map hl2dm crashes, idk what i did, maybe my props, and the skybox wont load either.




** Executing...
** Command: "c:\program files (x86)\steam\steamapps\starfighterjesus\sourcesdk\bin\ep1\bin\vbsp.exe"
** Parameters: -game "c:\program files (x86)\steam\steamapps\starfighterjesus\half-life 2 deathmatch\hl2mp" "C:\Users\Eric\Desktop\Eric Desktop\maps\mr2_cove_v18"

Valve Software - vbsp.exe (Dec 11 2006)
2 threads
materialPath: c:\program files (x86)\steam\steamapps\starfighterjesus\half-life 2 deathmatch\hl2mp\materials
Loading C:\Users\Eric\Desktop\Eric Desktop\maps\mr2_cove_v18.vmf
"materials/nature/blendrockdirt005a_tooltexture.vtf": 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 (1)
ProcessBlock_Thread: 0...1...2...3...4...5...6...7...8...9...10 (1)
Processing areas...done (0)
Building Faces...done (0)
Chop Details...done (0)
Find Visible Detail Sides...
Merged 792 detail faces...done (0)
Merging details...done (0)
FixTjuncs...
PruneNodes...
WriteBSP...
done (1)
writing C:\Users\Eric\Desktop\Eric Desktop\maps\mr2_cove_v18.prt...done (1)
Creating default cubemaps for env_cubemap using skybox materials:
skybox/sky_day01_09*.vmt
Run buildcubemaps in the engine to get the correct cube maps.

No such variable "$hdrbasetexture" for material "skybox/sky_day01_09rt"
Can't load skybox file skybox/sky_day01_09 to build the default cubemap!
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 (1) (1164390 bytes)
Placing detail props : 0...1...2...3...4...5...6...7...8...9...10
Compacting texture/material tables...
Reduced 4687 texinfos to 2341
Reduced 120 texdatas to 113 (2903 bytes to 2635)
Writing C:\Users\Eric\Desktop\Eric Desktop\maps\mr2_cove_v18.bsp
10 seconds elapsed
1.049162 -3.207047 0.000000
-1.049033 -3.207047 0.000000
-1.049033 3.206336 0.000000
1.015345 -3.207047 0.000000
make_triangles:calc_triangle_representation: Cannot convert

** Executing...
** Command: Copy File
** Parameters: "C:\Users\Eric\Desktop\Eric Desktop\maps\mr2_cove_v18.bsp" "c:\program files (x86)\steam\steamapps\starfighterjesus\half-life 2 deathmatch\hl2mp\maps\mr2_cove_v18.bsp"


** Executing...
** Command: "c:\program files (x86)\steam\steamapps\starfighterjesus\half-life 2 deathmatch\hl2.exe"
** Parameters: -game "c:\program files (x86)\steam\steamapps\starfighterjesus\half-life 2 deathmatch\hl2mp" +map "mr2_cove_v18"