wince不插usb也自动弹出USB拨号连接窗口

在没接上usb的时候也会弹出 Usb拨号界面，一下就闪退了

OALIoCtlHalGetDeviceInfo():SPI_GETPLATFORMNAME
-OALIoCtlHalGetDeviceInfo(SPI = SPI_GETPLATFORMNAME, rc = 1)
AUTORAS:: Dialer notifies: [1] [Dialer Start]
RASCS_Disconnected: Ecode=619
Posting WM_NETCONNECT(FALSE) message, ErrorCode = 619(0x26B)
AUTORAS:: Dialer notifies: [2] [Dialer Terminate]
+OALIoCtlHalGetDeviceInfo(...)
OALIoCtlHalGetDeviceInfo():SPI_GETPLATFORMNAME
-OALIoCtlHalGetDeviceInfo(SPI = SPI_GETPLATFORMNAME, rc = 1)
AUTORAS:: Dialer notifies: [1] [Dialer Start]
RASCS_Disconnected: Ecode=619
Posting WM_NETCONNECT(FALSE) message, ErrorCode = 619(0x26B)

AUTORAS:: Dialer notifies: [2] [Dialer Terminate]

不知道有人遇到过吗？