Crash only on 1 map, and only sometimes

[Eclyps19]

Every now and then, when one of my servers switches to hall of death, the server crashes and I get this in the console.

Team Fortress
Map: ctf_hallofdeath
Players: 21 / 26
Build: 3384
Server Number: 132

ConVarRef mani_reserve_slots doesn't point to an existing ConVar
SetConVar: No such cvar ( mani_reserve_slots set to 1), skipping
ConVarRef mani_tickrate doesn't point to an existing ConVar
SetConVar: No such cvar ( mani_tickrate set to 66), skipping
ConVarRef mani_nextmap doesn't point to an existing ConVar
SetConVar: No such cvar ( mani_nextmap set to cp_warpath_final), skipping
Got pure server whitelist: sv_pure = 1.
Connecting to 64.182.159.207:27015...
Connected to 64.182.159.207:27015

Team Fortress
Map: cp_dustbowl
Players: 5 / 26
Build: 3384
Server Number: 1

ConVarRef mani_reserve_slots doesn't point to an existing ConVar
SetConVar: No such cvar ( mani_reserve_slots set to 1), skipping
ConVarRef mani_tickrate doesn't point to an existing ConVar
SetConVar: No such cvar ( mani_tickrate set to 66), skipping
ConVarRef mani_nextmap doesn't point to an existing ConVar
SetConVar: No such cvar ( mani_nextmap set to ctf_hallofdeath), skipping
No pure server whitelist. sv_pure = 0
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_-144_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/tile/floor_tile_002a_992_-160_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/tile/floor_tile_002a_992_800_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_144_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_-432_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_-160_-64_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_-160_704_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_160_-64_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_160_704_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_688_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_-992_800_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_992_800_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_-992_-160_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_992_-160_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/tile/floor_tile_002a_-160_704_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/tile/floor_tile_002a_160_704_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/tile/floor_tile_002a_-160_-64_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/tile/floor_tile_002a_160_-64_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/tile/floor_tileblue01_144_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/tile/floor_tile_001a_-432_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_896_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/tile/floor_tile_002a_896_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_1200_320_96
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/tile/floor_tile_002a_1200_320_96
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/tile/floor_tile_002a_1504_-160_48

CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/tile/floor_tile_002a_1504_-160_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/tile/floor_tile_002a_1504_800_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_1584_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_-896_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_-1216_320_96
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/tile/floor_tile_002a_-896_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/metal/metalchrome002_-1504_800_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/metal/metalchrome002_-1568_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_1504_800_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_1504_-160_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_-1504_800_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_-1568_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/concrete/concretefloor006_-1504_-160_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/metal/metalchrome002_-144_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/metal/metalchrome002_144_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/glass/glasswindow001a_-144_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/glass/glasswindow001a_144_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/glass/glasswindow002a_160_-64_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/glass/glasswindow002a_-160_-64_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/glass/glasswindow002a_-160_704_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/glass/glasswindow002a_160_704_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/metal/metalchrome002_1200_320_96
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/metal/metalchrome002_1504_-160_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/metal/metalchrome002_1584_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/glass/glasswindow001a_1504_-160_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/glass/glasswindow001a_1584_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/metal/metalchrome002_1504_800_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/glass/glasswindow001a_1504_800_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/metal/metalchrome002_-1504_-160_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/metal/metalchrome002_-1216_320_96
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/glass/glasswindow001a_-1504_-160_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/glass/glasswindow001a_-1568_320_48
CMaterial:recacheVars: error loading vmt file for maps/ctf_hallofdeath/glass/glasswindow001a_-1504_800_48





many times it loads just fine though. Any idea what could be causing it?