1. Network problem: Make sure the network connection is normal, and try to log in to the cloud payment platform again or refresh the page. If the problem persists, try changing the network environment, such as using another network connection or switching to a mobile data network.
2. Incorrect input information: Check whether the input account number, mobile phone number or other relevant information is accurate. Some small input errors will lead to the bill not being found. If you inquire by account number, please make sure that the account number and password entered are correct.