Code:
18:49:37.254 [game.script.exec] [trace] exec <spawn_army> at line 1519 in mods/DoC/data/world/maps/campaign/imperial_campaign/campaign_script.txt
18:49:37.256 [game.script.trigger] [trace] Trigger <0112_Update_Leader_Dies> fired
18:49:37.256 [game.script.trigger] [trace] Trigger <factionleader> fired
18:49:37.260 [game.script.exec] [trace] exec <spawn_army> at line 1542 in mods/DoC/data/world/maps/campaign/imperial_campaign/campaign_script.txt
18:49:37.263 [data.invalid] [error] World creation error: couldn't find unit description for unit type 'Arab Infantry'.
Sandy you forgot to delete Arab infantry from campaign script. I wanted to play as Granada and it led to CTD during loading the game. I attach the fixed campaign_script.txt