Dynamic Link and Quicktime error in Adobe After effects cs6.

Hi.

So i have installed this software for a long time and yesterday, when i opened it. it showed the error message:

But i already have Quicktime installed in my PC?!?!, so i click "ok" and then it showed this:

So i just skip ahead, and after that when it initialized the User Interface, it showed this:

after that it showed this:

And then it just crashed and exit.

PLEASE SOMEONE HELPP!!!

btw i'm running a Windows 8 PC with an intel core i3 and 4 Gigs of RAM, also with an intel HD graphics Family GPU.