Quote Originally Posted by Mr Frost View Post
Fire by rank is still bugged !

I've been testing it this morning in custom battles . The A.I. allways fires correctly with the first rank firing a simultanious volley , then the second and finally the third ; however the player controlled line or guard infantry spreads out and "ripple fires" by small groups of files down the line right to left and doesn't begin firing from the right again untill the idiotic "mexican wave" has finnished touring the length of the unit .

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What you describe sounds like platoon fire that all guard units get, when you research the tech. After that point, guard units stop using fire by rank and switch to 'platoon firing' which is reportedly inefficient in the game.