A few days ago, while testing a project, everything went smoothly in the early stages. However, during later adjustments, I found that the UC communication in Discuz kept failing. After testing multiple times with no success and searching through many online tutorials, I still could not resolve it. After thinking it over, I realized that recent changes to the forum were minimal, so I used a rollback method to test and finally found the cause: it turned out to be the HTTP to HTTPS redirect causing the failure.
First, everyone should know that the UC center key, Discuz key, and ID must match, so I won鈥檛 go into detail here 鈥?you can search for specifics on Baidu.
My 301 redirect command is as follows:
rewrite ^/(.*) https://www.abc.cn/$1 permanent;
Redirecting to https://www.abc.cn 鈥?there seems to