我正在尝试在我的设备（win phone 8.1）上运行 win phone 应用程序，它会引发错误 0x8103012B。我的设备已解锁以进行开发，并且我也设置了开发者帐户。对此的任何指示都会很棒。提前致谢！
错误：
2>Connecting to Device...
2>Optimizing for device...
2>Installing the application...
2>Deployment of application to device failed.
2>0x8103012B
========== Build: 1 succeeded, 0 failed, 0 up-to-date, 0 skipped ==========
========== Deploy: 0 succeeded, 1 failed, 0 skipped ==========