Comment 9 for bug 965577

@"If I just disable snapping windows from the default compiz settings for unity I can't reproduce this issue!"
https://encrypted-tbn3.google.com/images?q=tbn:ANd9GcSINja_BrcKSIM4HoUTlLDYCGS7i0_aqXr2Ij3jueaNg9CnlUlAgQ

try theses extremely basic settings cause it happens here with them
BTW for the sake of eliminating conflicts unity is disabled in these settings so i suggest you have ccsm open and any other apps you think you will need