Thanks to Arc_Troopa_Nate and Nedarb7. "Ultimate CIS" can continue! Almost...
I've reset the mission geo1c_con.lua back to stock code but it continues to crash. It's this same error every time. (The only 3 in the long list of 2's) If anyone is able to figure this out I'd be incredibly grateful.
The Entire Error Log
Message Severity: 3
Lua ReadDataFile: Could not open ..\..\addon\***\data\_LVL_PC\core.lvl
prev = none iLastPage = nil
prev = texture iLastPage = 1
prev = texture iLastPage = 2
prev = texture iLastPage = 3
Other Details about the Crashing
-Able to view the Republic Trooper and Map before game crashes milliseconds after loading.
-No changes have been made to the mission log for conquest
-No other modes for that map crash.