I think that you are getting the 7217 workaround side effect, which is infinitely better than the 7217 error
If the conditions are right to give the 7217 error in EAW 1.2 then in the later versions the workaround code kicks in and avoids it. The drawback is stuttery mouse movements on selection screens, especially in full screen mode.
Are you using a windower, and which operating system are you running?