Troubleshooting Xiaomi Home Assistant Issues in HomeAssistant 2025.7

## Introduction
The Xiaomi Home Assistant is a popular integration for HomeAssistant, allowing users to control their Xiaomi devices seamlessly. However, some users have encountered issues with the integration in HomeAssistant 2025.7, where the Xiaomi Home Assistant gets stuck in the loading process, and all entities become unusable. In this article, we will delve into the issue, explore the steps to reproduce it, and discuss potential solutions.
## The Issue
The problem occurs when upgrading HomeAssistant to version 2025.7 and restarting the system. The Xiaomi Home Assistant integration fails to load, and after a few minutes, the setup displays a failure message. Attempts to resolve the issue by deleting the `.storage/xiaomi_home` file and restarting HomeAssistant have been unsuccessful.
## Reproducing the Issue
To reproduce the issue, follow these steps:
1. Upgrade HomeAssistant to version 2025.7 and restart the system.
2. Observe that the Xiaomi Home Assistant integration is stuck in the loading process.
## Expected Behavior
The expected behavior is that the Xiaomi Home Assistant integration should load successfully, allowing users to control their devices without any issues.
## Error Logs
The error logs reveal a certification issue with the `load_pem_x509_certificate` function, which fails due to an invalid `COMMON_NAME`. This error is followed by a series of other errors, including a `MIoTCertError` and an `asyncio.exceptions.CancelledError`.
## Troubleshooting Steps
To troubleshoot this issue, users can try the following steps:
1. Check the Xiaomi Home Assistant integration version and ensure it is up-to-date.
2. Verify that the `.storage/xiaomi_home` file is deleted and restart HomeAssistant.
3. Review the HomeAssistant logs to identify any other potential issues.
## Conclusion
The Xiaomi Home Assistant issue in HomeAssistant 2025.7 is a complex problem that requires a thorough investigation. By following the steps outlined in this article, users can troubleshoot the issue and potentially resolve it. If the problem persists, it is recommended to seek further assistance from the HomeAssistant community or the Xiaomi support team.
## Additional Context
The issue has been encountered in the Asia/Shanghai timezone, and the Home Assistant Core version is 2025.7. The Home Assistant Operation System version is Supervisor mode, and the Xiaomi Home Integration version is v0.3.3.