I keep trying to install Crysis Warhead, and I don't have free space on my C: drive but there's over 500 GBs free on my I: drive. It says "There is not enough space, select a new drive" so I select the I: drive, and then it tells me there is not enough space on my C: drive, please select a new drive. But I already told it to install on the I: drive. What am I doing wrong here? I told it to install to I: but it won't