google play won't work on data but will on wi-fi

I can not get google play to run off my data but it works fine when connected to wifi. I have no other problems anywhere else. It says no connection. Phone is a note i717 running on straight talk. It worked before. Thanks

via Cell Phone Forums (French) http://cellphoneforums.net/fr/samsung/t365932-google-play-won-t-work-on-data-but-will-on-wi-fi.html