I'm not having that issue, but I know a few others are.
@MiaMayhem and
@rev22x20 are two that come to mind. It was discussed on the
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a week-ish ago. It happens with legit and less-than-legit copies and was only noticed after the GF patch, so there is probably some code in the GF functionality that is causing it.
If you have a legit copy of the game you may try the fix listed on the official forums
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. I hope that works for you. If not I think it was reported to the gurus so there may be a fix in the works.