Gta Iv Final Mission Helicopter Glitch

So i am on the last mission (*spoilers*) where kate died and i'm chasing pegorino i'm at the part where i jump from the motorcycle to the helicopter jacob and roman are piloting and i have to pull myself into it, but i can't due to a glitch everytime i mash the "jump" key (which i've remapped to try a different key with no success) it just flutters between two different angles of the same. Gta iv final mission helicopter glitch. I've hit on an xbox 360 the same bug described in gta iv - out of commission - helicopter bug: i am on the last mission of gta 4 -- out of commission -- and cannot finish due to the bug with getting on the helicopter the pop-up instructs me to repeatedly hit a, however a is mapped to "run" (and not to "jump/climb") so it never works.

gta iv final mission helicopter glitch