We'd need to see your compile log to help
Here it is:
** Executing...
** Command: "C:\Program Files\Steam\steamapps\common\team fortress 2\bin\vbsp.exe"
** Parameters: -game "C:\Program Files\Steam\steamapps\common\team fortress 2\tf" "C:\Users\John\Documents\MvM_origins_displaced.vmf"
Valve Software - vbsp.exe (Jun 14 2017)
2 threads
materialPath: C:\Program Files\Steam\steamapps\common\team fortress 2\tf\materials
Loading C:\Users\John\Documents\MvM_origins_displaced.vmf
ConVarRef mat_reduceparticles doesn't point to an existing ConVar
Patching WVT material: maps/mvm_origins_displaced/construction/concrete/concreteblendground003_wvt_patch
Patching WVT material: maps/mvm_origins_displaced/nightfall/cliffwall_wvt_patch
Patching WVT material: maps/mvm_origins_displaced/blends/blendconcretesnow003_wvt_patch
Patching WVT material: maps/mvm_origins_displaced/blends/blendnightcliffsnow002_wvt_patch
fixing up env_cubemap materials on brush sides...
ProcessBlock_Thread: 0...1...2...3...4...5...6...7...8...9...10 (0)
**** leaked ****
Entity prop_dynamic (11937.00 -5491.00 -394.00) leaked!
FindPortalSide: Couldn't find a good match for which brush to assign to a portal near (16384.0 -10752.0 -970.0)
Leaf 0 contents:
Leaf 1 contents: CONTENTS_SOLID
viscontents (node 0 contents ^ node 1 contents): CONTENTS_SOLID
This means that none of the brushes in leaf 0 or 1 that touches the portal has CONTENTS_SOLID
Check for a huge brush enclosing the coordinates above that has contents CONTENTS_SOLID
Candidate brush IDs:
FindPortalSide: Couldn't find a good match for which brush to assign to a portal near (16211.5 -10240.0 -970.0)
Leaf 0 contents:
Leaf 1 contents: CONTENTS_SOLID
viscontents (node 0 contents ^ node 1 contents): CONTENTS_SOLID
This means that none of the brushes in leaf 0 or 1 that touches the portal has CONTENTS_SOLID
Check for a huge brush enclosing the coordinates above that has contents CONTENTS_SOLID
Candidate brush IDs:
FindPortalSide: Couldn't find a good match for which brush to assign to a portal near (15699.5 -10240.0 -970.0)
Leaf 0 contents:
Leaf 1 contents: CONTENTS_SOLID
viscontents (node 0 contents ^ node 1 contents): CONTENTS_SOLID
This means that none of the brushes in leaf 0 or 1 that touches the portal has CONTENTS_SOLID
Check for a huge brush enclosing the coordinates above that has contents CONTENTS_SOLID
Candidate brush IDs:
FindPortalSide: Couldn't find a good match for which brush to assign to a portal near (14848.0 -10240.0 -970.0)
Leaf 0 contents:
Leaf 1 contents: CONTENTS_SOLID
viscontents (node 0 contents ^ node 1 contents): CONTENTS_SOLID
This means that none of the brushes in leaf 0 or 1 that touches the portal has CONTENTS_SOLID
Check for a huge brush enclosing the coordinates above that has contents CONTENTS_SOLID
Candidate brush IDs:
FindPortalSide: Couldn't find a good match for which brush to assign to a portal near (15872.0 -12288.0 -970.0)
Leaf 0 contents: CONTENTS_SOLID
Leaf 1 contents:
viscontents (node 0 contents ^ node 1 contents): CONTENTS_SOLID
This means that none of the brushes in leaf 0 or 1 that touches the portal has CONTENTS_SOLID
Check for a huge brush enclosing the coordinates above that has contents CONTENTS_SOLID
Candidate brush IDs:
FindPortalSide: Couldn't find a good match for which brush to assign to a portal near (16384.0 -11776.0 -970.0)
Leaf 0 contents:
Leaf 1 contents: CONTENTS_SOLID
viscontents (node 0 contents ^ node 1 contents): CONTENTS_SOLID
This means that none of the brushes in leaf 0 or 1 that touches the portal has CONTENTS_SOLID
Check for a huge brush enclosing the coordinates above that has contents CONTENTS_SOLID
Candidate brush IDs:
FindPortalSide: Couldn't find a good match for which brush to assign to a portal near (14848.0 -12288.0 -970.0)
Leaf 0 contents: CONTENTS_SOLID
Leaf 1 contents:
viscontents (node 0 contents ^ node 1 contents): CONTENTS_SOLID
This means that none of the brushes in leaf 0 or 1 that touches the portal has CONTENTS_SOLID
Check for a huge brush enclosing the coordinates above that has contents CONTENTS_SOLID
Candidate brush IDs:
FindPortalSide: Couldn't find a good match for which brush to assign to a portal near (13409.5 -10240.0 -776.5)
Leaf 0 contents:
Leaf 1 contents: CONTENTS_SOLID
viscontents (node 0 contents ^ node 1 contents): CONTENTS_SOLID
This means that none of the brushes in leaf 0 or 1 that touches the portal has CONTENTS_SOLID
Check for a huge brush enclosing the coordinates above that has contents CONTENTS_SOLID
Candidate brush IDs:
*** Suppressing further FindPortalSide errors.... ***
Processing areas...done (0)
Building Faces...done (0)
Chop Details...done (0)
Find Visible Detail Sides...
Merged 2770 detail faces...done (0)
Merging details...done (0)
FixTjuncs...
PruneNodes...
WriteBSP...
done (1)
WARNING: node without a volume
*** Error: Skybox vtf files for skybox/sky_alpinestorm_01 weren't compiled with the same size texture and/or same flags!
Can't load skybox file skybox/sky_alpinestorm_01 to build the default cubemap!
*** Error: Skybox vtf files for skybox/sky_alpinestorm_01 weren't compiled with the same size texture and/or same flags!
Can't load skybox file skybox/sky_alpinestorm_01 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...
qhull precision error: Only 4 facets remain. Can not merge another
pair. The convexity constraints may be too strong. Reduce the
magnitude of 'Cn' or increase the magnitude of 'An'. For example,
try 'C-0.001' instead of 'C-0.1' or 'A-0.999' instead of 'A-0.9'.
done (0) (347261 bytes)
Placing detail props : 0...1...2...3...4...5...6...7...8...9...10
Water found with no water_lod_control entity, creating a default one.
Compacting texture/material tables...
Reduced 1330 texinfos to 873
Reduced 45 texdatas to 39 (1395 bytes to 1072)
Writing C:\Users\John\Documents\MvM_origins_displaced.bsp
Wrote ZIP buffer, estimated size 3183, actual size 2433
4 seconds elapsed
** Executing...
** Command: "C:\Program Files\Steam\steamapps\common\team fortress 2\bin\vvis.exe"
** Parameters: -game "C:\Program Files\Steam\steamapps\common\team fortress 2\tf" "C:\Users\John\Documents\MvM_origins_displaced"
Valve Software - vvis.exe (Jun 14 2017)
2 threads
reading c:\users\john\documents\MvM_origins_displaced.bsp
reading c:\users\john\documents\MvM_origins_displaced.prt
LoadPortals: couldn't read c:\users\john\documents\MvM_origins_displaced.prt
** Executing...
** Command: Copy File
** Parameters: "C:\Users\John\Documents\MvM_origins_displaced.bsp" "C:\Program Files\Steam\steamapps\common\team fortress 2\tf\maps\MvM_origins_displaced.bsp"