I didn't even know what USSD code flow is. When I googled, the first few results were google groups questions.
AFAICT, this is a carier-specific issue. I suggest you contact a carrier for specific USSD code flow questions. -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en

