I received an error message about SIP Error 603/4 - declined
Your device declined a connection with BlackBerry Blend if you received the following error message: A network error occurred. Please try connecting again using a USB cable. SIP Error 603/4 - declined.
Try the following actions:
- Verify that your device is accepting connections. On the device, tap Settings > Device Connections. Make sure that the Allow Connections option is turned on.
- If you’re trying to connect over the mobile network, make sure that the Use Mobile Network option is turned on. Using the mobile network might result in higher data charges.
- If you’re trying to connect wirelessly, try connecting again using a USB cable.