First thing you should try is to update Reader to the latest version 11.0.07.
If that does not help, can you give us access to such a form; see https://forums.adobe.com/thread/1408375
First thing you should try is to update Reader to the latest version 11.0.07.
If that does not help, can you give us access to such a form; see https://forums.adobe.com/thread/1408375