Natural Selection 2

Natural Selection 2

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NS2 Crash on Startup - Shader?
Game crashes immediately once I go to play through steam. Have uninstalled and wiped NS2 filed and tried again, no help. Full error log below. Anyone have any idea?

Date: 7/4/2022
Time: 9:23:40 PM:
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[] Unbound/Unknown : Error: Invalid command line (Unrecognized switch/option name 'windowed')
[] Unbound/Unknown : Filesystem initialized, cache enabled
Build 342.3303
Windows 8 64-bit (build 9200)
Max active zip jobs set to 3
ModServices Initializing
installDir: C:\Program Files (x86)\Steam\steamapps\common\Natural Selection 2
Have install dir: C:\Program Files (x86)\Steam\steamapps\common\Natural Selection 2
[] MainThread : Set Workshop directory to: C:/Program Files (x86)/Steam/steamapps/workshop/content/4920/
ModServices: Searching 'C:/Program Files (x86)/Steam/steamapps/workshop/content/4920/' for installed mods...
InitializeInstalledMods: Found 6 ModIDs from mod cache and steam directories
Adding Mod ?[1111603278]
Adding Mod ?[2633426471]
Adding Mod ?[2633436686]
Adding Mod ?[2651927893]
Adding Mod ?[2718528204]
Adding Mod ?[2787627142]
ModServices::StartUGCModInfoQuery(1) - count = 12, detailed-1, download-0, includeChildren-1
ModServices::StartUGCModInfoQuery(2) - count = 6, detailed-0, download-1, includeChildren-0
Steam initialized branch 'public'
FetchHotfixModLists(downloadUpdates = true)
ModServices::StartUGCModInfoQuery(3) - count = 2, detailed-0, download-0, includeChildren-1
Fetching hotfix mod list
ModServicesClient::RefreshSubscribedMods
Steam reported 6 subscribed mods
Triggering update & download of all Subscribed mods
ModServices::UpdateModList(6)
ModServices::StartUGCModInfoQuery(4) - count = 6, detailed-1, download-1, includeChildren-1
Num displays: 1
[] MainThread : Error: Failed to compile quad vertex shader!
[] MainThread : Error: Unable to create quad!