7.0 7.5 7.8 8.0 C#.NET Microsoft Nokia SDK 7.1 SDK 7.8 VB.NET Visual Studio Windows Phone

Microsoft Windows Phone – “0x89740005”


The above error message appears when you try to deploy a Windows Phone Project to a physical Windows Phone device.


Launch Windows Phone Developer Registration tool
Start -> All Programs -> Windows Phone SDK 7.1 -> Windows Phone Developer Registration

Windows Phone Developer Registration for 0x89740005 error

Insert your Windows Live ID and Password then click on Register button.
Note: The Zune software must be running, the phone connected to your pc, with unlocked screen, with correct date time setting.

Did my solution solve your problem? Leave a reply.

Leave a Reply

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.