Primary line does not have sufficient permissions to view bill detail information.

zipcl wrote:

Your line does not have sufficient permissions to view this information. Please contact your primary account holder and ask them to change your permissions. For more info click here.

I got above message, but I am the primary account holder, what should I do?

Reach out to Customer Care by Calling 611 or send T-Mobile a DM on either Facebook or Twitter to get this resolved for you.