When i connect my ipad to itunes it says "this ipad could not be used because the required software is not insatlled.Run the itunes installer to remove iTunes,then install the 64-bit version of itunes."

When i connect my ipad to itunes it says "this ipad could not be used because the required software is not insatlled.Run the itunes installer to remove iTunes,then install the 64-bit version of itunes." I tried uninstalling and reinstalling itunes. so then i tried intsalling a stand alone if apple mobile device support (amds) but still it doesnt work. Plz help. using itunes 11.5 and windows