The Xiaomi Home Assistant is a cutting-edge smart home system that integrates seamlessly with various devices to provide a convenient and automated living experience. However, like any other complex system, it is not immune to errors. Recently, some users have reported an issue where the presence sensors stop working after a certain period, resulting in a frustrating experience. This article aims to delve into the possible causes of this error, reproduce the issue, and provide potential solutions to get your Xiaomi Home Assistant up and running smoothly again.