The error has be fixed. Thanks Rabi Mishra, Tobias Urdin, Ghanshyam,Wu chun yang, and our open infra community! ---- 回复的原邮件 ---- | 发件人 | 陈克<joykechen@163.com> | | 日期 | 2023年02月07日 14:41 | | 收件人 | gmann<gmann@ghanshyammann.com>、Tobias Urdin<tobias.urdin@binero.com> | | 抄送至 | openstack-discuss<openstack-discuss@lists.openstack.org>、Rong Zhu<aaronzhu1121@gmail.com> | | 主题 | Hi, I am watcher ptl chenker. Could you help analyze watcher py38 error？thanks! | On the surface, the py38 unit test error. But after further analysis, I found that the use cases of failure are all because stevedore cannot be loaded. Here's what I do: 1、Analyzed the version of stevedore 4.1.1 looks like there is no problem. 2、Searched the merged code in watcher history, and found no suspicious points The gerrit link: 871531 Looking forward to your reply. Thanks!