Here's the log:

[LUA] Loading mod Into the Breach Agents, with id: workshop-2861508670
[LUA] Loading mod The Wizard, with id: workshop-2929522028
[LUA] Loading mod UI Tweaks, with id: workshop-581951281
[LUA] Loading mod Generation Options+, with id: workshop-588953061
[LUA] Loading mod Instant Grenades, with id: workshop-601154802
[LUA] Loading mod Cover overlays for agent mods, with id: workshop-668611277
[LUA] Late loading mod Interactive Events, with id: workshop-1118808287
[LUA] Late loading mod Advanced Guard Protocol, with id: workshop-569390373
[LUA] Late loading mod New Items And Augments, with id: workshop-575758597
[LUA] Late loading mod Programs Extended, with id: workshop-555765765
[LUA] Late loading mod Worldgen Extended, with id: workshop-1146687208
[LUA] Late loading mod Additional Banter, with id: workshop-1410214921
[LUA] fixing vanilla DLC strings
[LUA] Late loading mod Permadeath, with id: workshop-1609442747
[LUA] Late loading mod Manual Hacking, with id: workshop-1658069327
[LUA] Late loading mod Talkative Agents, with id: workshop-1658929029
[LUA] Late loading mod Extra Agent Abilities, with id: workshop-1798631337
[LUA] Late loading mod New Corporate Tactics, with id: workshop-1923200606
[LUA] Late loading mod Generation Options+, with id: workshop-588953061
[LUA] SEQUENTIAL MOD LOADER: SUCCESS
[LUA] ### CAMPAIGN [ vault, mission 7, 61 hrs, r0.17.18 ]
### PARAMS: [ ko, seed = 3558037571, difficulty = 3]
[LUA] LEVELGEN: seed = 3558037571, difficulty = 3, world = ko,
[LUA] generateBlueprint(): 64 ms
[LUA] SKIPPED spawn group 2 (0.93 >= 0.20)
[LUA] PASS #1 == 1.00 (best so far #1 == 1.00)
[LUA] agentdef num 3
[LUA] agentdef num 37
[LUA] ITB makeAgentConnection wrap
[LUA] TA makeAgentConnection wrap
[LUA] ADDING SCRIPT console_security_access
[LUA] ADDING SCRIPT console_wedding_ring
[LUA] LOG doing agent banter
[LUA] BURNED ITEM
[LUA] BURNED ITEM
[LUA] BURNED ITEM
[LUA] Advanced 19/19 sim actions (Took 22.00 ms).
[LUA] generate3DWalls() -- took 464.0 ms
[LUA] MISSING LOCSTR: Hash Keys (nil)
[LUA] MISSING LOCSTR: Used to interact with the Hostile AI (nil)
[LUA] MISSING LOCSTR: HASH 0/0 (hashCounter)
[LUA_LOGGING] Flush complete
----------------------------------------------------------------
Jun 20 01:34:43 -- GAME [0.17.18].3.-1.7.3.vault.ko.3558037571
campaign = {
campaignDifficulty = -1
currentDay = 2
preMissionNetWorth = 17827
recent_build_number = <strlen=82>
miniserversSeen = 3
play_t = 1963264
foundPrisoner = true
previousDay = 2
sim_history = <strlen=5008>
uiMemento = table: 6B744EF8
seed = 3558037571
campaignEvents = table: 6B73FA20
agentsFound = 1
difficultyOptions = table: 6B741820
version = 0.17.18
missionCount = 7
missionVersion = 0.17.18
missionTotal = 16
missionParams = table: 6B7449D0
save_time = 1687238961
monst3rInject = false
missionEvents = table: 6B744BD8
lastEndlessAlert = false
situation = table: 6B744A20
hours = 61
creation_time = 1687219459
missionsPlayedThisDay = 2
location = 18
agency = table: 6B73FC28
situations = table: 6B73F7F0
incognitaLevel = 2
}
Loading traceback:
workshop-580661011/mainframe_panel.lua:158: attempt to call method 'canUseAbility' (a nil value)

stack traceback:
workshop-580661011/mainframe_panel.lua:158 in function 'updateButtonFromProgram'
workshop-580661011/mainframe_panel.lua:275 in function 'updateProgramButtons'
workshop-580661011/mainframe_panel.lua:361 in function 'oldRefresh'
workshop-2178857927/mainframe_panel.lua:101 in function 'refresh'
game/client/hud/mainframe_panel.lua:828 in function 'hide'
game/client/hud/mainframe_panel.lua:616 in function 'init'
game/client/class.lua:39 in function 'panel'
game/client/hud/hud.lua:2076 in function 'init'
game/client/class.lua:39 in function <game/client/class.lua:30>
(tail call) ?
workshop-555765765/hud.lua:152 in function 'oldCreateHud'
workshop-1118808287/hud.lua:120 in function 'eaa_old_createHud'
workshop-1798631337/itemThrow/hud.lua:21 in function 'oldCreateHud'
workshop-588953061/hud.lua:7 in function 'oldCreateHud'
...484/script_programs/scripted_mainframe_abilities.lua:18 in function 'oldCreateHud'
workshop-1711205484/dragon/cyberspace_view.lua:40 in function 'createHud'
workshop-1823706273/state-game.lua:138 in function 'onLoad_old'
workshop-1658929029/modinit.lua:64 in function 'onLoad'
game/client/states/state-campaigngame.lua:79 in function 'onLoad'
game/client/state-manager.lua:134 in function 'activateAtIndex'
game/client/state-manager.lua:148 in function 'activate'
workshop-1823706273/state-loading.lua:433 in function 'runParallelLoadThreadLogic'
workshop-1823706273/state-loading.lua:438 in function <workshop-1823706273/state-loading.lua:436>

Jun 20 01:34:43 --
[LUA_LOGGING] Flushing logs...
[LUA] Can't pack or unpack sim history when there is modded content installed.
[LUA] fullGC(): Took 31.5 ms for 3060 KB
[LUA] ## Load screen took: 8944.0 ms
[LUA_LOGGING] Flush complete
Jun 20 01:34:43 -- TEXTURE: '+' 2097152 = 287.21MB <
Jun 20 01:34:43 -- TEXTURE: '+' 524288 = 287.71MB <
Jun 20 01:34:43 -- TEXTURE: '+' 65536 = 287.77MB <
----------------------------------------------------------------
Jun 20 01:34:43 -- ### ABORTING: FATAL SCRIPT ERROR ###
game/client/states/state-game.lua:880: attempt to index field 'hud' (a nil value)

stack traceback:
[C] in function 'traceback'
game/client/state-manager.lua:31 in function <game/client/state-manager.lua:30>
game/client/states/state-game.lua:880 in function 'updateSound'
game/client/states/state-game.lua:925 in function 'onUpdate'
game/client/states/state-campaigngame.lua:93 in function 'onUpdate'
game/client/state-manager.lua:40 in function <game/client/state-manager.lua:35>
[C] in function 'xpcall'
game/client/state-manager.lua:69 in function <game/client/state-manager.lua:62>

Jun 20 01:34:43 --
[LUA_LOGGING] Flushing logs...
[LUA] Can't pack or unpack sim history when there is modded content installed.
[LUA_LOGGING] Flush complete
Jun 20 01:34:43 -- [LUA] ### Shutting down...
----------------------------------------------------------------
Jun 20 01:34:43 -- ### ABORTING: FATAL SCRIPT ERROR ###
game/client/input-manager.lua:74: assertion failed!

stack traceback:
[C] in function 'traceback'
game/client/state-manager.lua:31 in function <game/client/state-manager.lua:30>
[C] in function 'assert'
game/client/input-manager.lua:74 in function 'removeListener'
game/client/states/state-game.lua:801 in function 'onUnload'
game/client/state-manager.lua:109 in function 'deactivate'
game/client/state-manager.lua:165 in function <game/client/state-manager.lua:163>
[C] in function 'xpcall'
game/client/state-manager.lua:163 in function 'oldShutdown'
workshop-1823706273/modinit.lua:35 in function 'shutdown'
game/client/state-manager.lua:79 in function <game/client/state-manager.lua:62>

Jun 20 01:34:43 -- [LUA] ### Sending app_metrics (quit)...
Jun 20 01:34:43 -- [LUA] { idle_t = 0, continued_games = 1, version = 282332, user = 179507327@steam, play_t = 18, event = quit, app_guid = 57b9c913-1b3a-4a8e-81ef-4612f5f681c9, branch = trunk }
Jun 20 01:34:43 -- [LUA] Sending metrics...
Jun 20 01:34:43 -- [LUA] HTTP 0: 0 bytes (Unspecified error.)
Jun 20 01:34:43 -- [LUA] HTTP 0: 0 bytes (Unspecified error.)
Jun 20 01:34:43 -- [LUA] HTTP 0: 0 bytes (Unspecified error.)
Jun 20 01:34:43 -- [LUA] HTTP 0: 0 bytes (Unspecified error.)
Jun 20 01:34:43 -- [LUA] Saving settings...
Jun 20 01:34:43 -- [LUA] Stopping main coroutine...
Jun 20 01:34:43 -- _AKUShutdownFunc
Jun 20 01:34:43 -- [LUA] Main coroutine stopped.
Jun 20 01:34:43 -- WinLoop done.
Jun 20 01:34:43 -- FinalizeSteam...
Jun 20 01:34:43 -- FinalizeSteam complete.
Jun 20 01:34:43 -- Main done.
Jun 20 01:34:43 -- WinMain done.

Not sure why it crashed, nor why the game won't even load the save anymore- it crashes before I even get the option to reload the level. Some help would be appreciated!

I can send the full log via Discord, if you need that more than just the last bit of code.