So here's the error that I am getting after running a fresh install of L4D2 on a Windows Server 2012 r2 box...
29.0 fps 0/18 on map c1m1_hotel
#Console initialized.
#Steam is not active, running in -insecure mode.
#Loading unsigned module server.dll
Access to secure servers is disabled.
#Game.dll loaded for "Left 4 Dead 2"
Server is hibernating
ConVarRef test_progression_loop doesn't point to an existing ConVar
Parent cvar in server.dll not allowed (spit_scaling_min_scale)
Game supporting (2) split screen players
maxplayers set to 18
Unknown command "mat_bloom_scalefactor_scalar"
NET_GetBindAddresses found 216.135.68.252: 'Intel® 82574L Gigabit Network Conn
ection #2'
NET_GetBindAddresses found 10.10.10.252: 'Intel® 82574L Gigabit Network Connec
tion'
Network: IP 216.135.68.252, mode MP, dedicated Yes, ports 27045 SV / 0 CL
---- Host_NewGame ----
Host_NewGame on map c1m1_hotel
Executing dedicated server config file
CSpeechScriptBridge initializing...
SCRIPT PERF WARNING --- "main" ran long at 3.027825ms
HSCRIPT loaded successfully
SCRIPT PERF WARNING --- "ScriptMode_Init" ran long at 8.355160ms
Initializing Director's script
Couldn't find any entities named fire13_timer, which point_template fire13_templ
ate is specifying.
Couldn't find any entities named fire13_clip, which point_template fire13_templa
te is specifying.
Couldn't find any entities named fire13_smoke, which point_template fire13_templ
ate is specifying.
Couldn't find any entities named fire13_fog_volume, which point_template fire13_
template is specifying.
Couldn't find any entities named fire14_timer, which point_template fire14_templ
ate is specifying.
Couldn't find any entities named fire14_clip, which point_template fire14_templa
te is specifying.
Couldn't find any entities named fire14_smoke, which point_template fire14_templ
ate is specifying.
Couldn't find any entities named fire14_fog_volume, which point_template fire14_
template is specifying.
Couldn't find any entities named fire15_timer, which point_template fire15_templ
ate is specifying.
Couldn't find any entities named fire15_clip, which point_template fire15_templa
te is specifying.
Couldn't find any entities named fire15_smoke, which point_template fire15_templ
ate is specifying.
Couldn't find any entities named fire15_fog_volume, which point_template fire15_
template is specifying.
Couldn't find any entities named fire16_timer, which point_template fire16_templ
ate is specifying.
Couldn't find any entities named fire16_clip, which point_template fire16_templa
te is specifying.
Couldn't find any entities named fire16_smoke, which point_template fire16_templ
ate is specifying.
Couldn't find any entities named fire16_fog_volume, which point_template fire16_
template is specifying.
Couldn't find any entities named sound, which point_template fire_ballroom_07-te
mplate is specifying.
Couldn't find any entities named fire03-sound, which point_template fire03-templ
ate is specifying.
Couldn't find any entities named fire04-sound, which point_template fire04-templ
ate is specifying.
Couldn't find any entities named fire10-sound, which point_template fire10-templ
ate is specifying.
Couldn't find any entities named fire27-sound, which point_template fire27-templ
ate is specifying.
Couldn't find any entities named fire28-sound, which point_template fire28-templ
ate is specifying.
Couldn't find any entities named fire_ballroom_02-sound, which point_template fi
re_ballroom_02-template is specifying.
Couldn't find any entities named fire_ballroom_01-sound, which point_template fi
re_ballroom_01-template is specifying.
Couldn't find any entities named fire_ballroom_03-sound, which point_template fi
re_ballroom_03-template is specifying.
Couldn't find any entities named fire_ballroom_04-sound, which point_template fi
re_ballroom_04-template is specifying.
Couldn't find any entities named fire_ballroom_05-sound, which point_template fi
re_ballroom_05-template is specifying.
Couldn't find any entities named fire_ballroom_06-sound, which point_template fi
re_ballroom_06-template is specifying.
Couldn't find any entities named fire_ballroom_07-particles, which point_templat
e fire_ballroom_07-template is specifying.
Couldn't find any entities named fire_ballroom_07-point1, which point_template f
ire_ballroom_07-template is specifying.
Couldn't find any entities named fire_ballroom_07-point3, which point_template f
ire_ballroom_07-template is specifying.
Couldn't find any entities named fire_ballroom_07-point5, which point_template f
ire_ballroom_07-template is specifying.
Couldn't find any entities named fire_ballroom_07-point6, which point_template f
ire_ballroom_07-template is specifying.
Couldn't find any entities named fire_ballroom_07-hurt, which point_template fir
e_ballroom_07-template is specifying.
Couldn't find any entities named fire_ballroom_07-sound, which point_template fi
re_ballroom_07-template is specifying.
Couldn't find any entities named fire_ballroom_08-sound, which point_template fi
re_ballroom_08-template is specifying.
Couldn't find any entities named fire_ballroom_09-sound, which point_template fi
re_ballroom_09-template is specifying.
Couldn't find any entities named fire_ballroom_10-sound, which point_template fi
re_ballroom_10-template is specifying.
Couldn't find any entities named fire_ballroom_11-sound, which point_template fi
re_ballroom_11-template is specifying.
Couldn't find any entities named inferno02-sound, which point_template inferno02
-template is specifying.
prop_door_rotating has Door model (models/props_downtown/metal_door_112_dm03_01.
mdl) with no door_options! Verify that SKIN is valid, and has a corresponding op
tions block in the model QC file
prop_door_rotating has Door model (models/props_downtown/metal_door_112_dm03_01.
mdl) with no door_options! Verify that SKIN is valid, and has a corresponding op
tions block in the model QC file
WARNING: orator at 454 5671 2684 missing modelname
Attempting to precache model, but model name is NULL
Commentary: Loading commentary data from maps/c1m1_hotel_commentary.txt.
SCRIPT PERF WARNING --- "ScriptMode_Init" ran long at 8.603897ms
Initializing Director's script
Connection to Steam servers successful.
VAC secure mode is activated.