Help Center > > FAQs> Secondary Development> FAQs About Application Development> Subscription and Push> Application Server Fails to Receive Data Pushed by the IoT Platform
Application Server Fails to Receive Data Pushed by the IoT Platform
Updated at:Jun 26, 2019 GMT+08:00
- View historical data on the management portal or Developer Center to check whether device data is reported.
- Check whether the callback address is correct. You can enter the callback address during application subscription on the Developer Center to check whether the subscription address is verified.
- Check whether the uploaded certificate is correct (only HTTPS certificates are supported). If not, create a certificate by following the instructions provided in How Do I Export the HTTPS Push Certificate and upload it to the IoT platform.