错误:类未注册(HRESULT异常:0x80040154(REGDB_E_CLASSNOTREG))尝试注册后台任务Windows Phone 8.1
当我尝试在 Windows Phone 8.1中注册一个后台任务时,这个样本是 http://code.msdn.microsoft.com/windowsapps/Tile-Update-every-minute-68dbbbff 我得到这个错误: Class not registered (Exception from HRESULT: 0x80040154 (REGDB_E_CLASSNOT