Nothing of note in that log, besides the terminating crash.
Of real note:
17:37:46.244 [system.io] [info] exists: found mods/EBII/data/loading_screen/loading_bar.tga (from: C:\Program Files (x86)\Steam\steamapps\common\Medieval II Total War)
17:37:46.244 [system.io] [info] exists: missing mods/EBII/data/loading_screen/loading_bar.tga.dds
17:37:46.244 [system.io] [info] exists: found mods/EBII/data/loading_screen/loading_bar.tga (from: C:\Program Files (x86)\Steam\steamapps\common\Medieval II Total War)
17:37:46.244 [system.io] [info] exists: missing mods/EBII/mods/EBII/data/loading_screen/loading_bar.tga
17:37:46.244 [system.io] [trace] file open,,mods/EBII/data/loading_screen/loading_bar.tga.dds,,not found
17:37:46.244 [system.io] [warning] open: mods/EBII/data/loading_screen/loading_bar.tga.dds is missing
17:37:46.244 [system.io] [trace] file open,,mods/EBII/data/loading_screen/loading_bar.tga,27957
17:37:46.244 [system.io] [info] open: found mods/EBII/data/loading_screen/loading_bar.tga (from: C:\Program Files (x86)\Steam\steamapps\common\Medieval II Total War)
17:37:46.366 [system.rpt] [error] Unspecified error. Please compress your error log in a zip format and upload it on the EBII technical help forum.
Why is your game installed in Program Files (x86) when we already know that causes issues with patching and everything else? Furthermore, you have autosave enabled, something that is known to corrupt saves.