If you couldn't post on Tianya Forum for a few days, there could be many reasons why you wanted to post but couldn't. The following are some possible reasons: Tianya Forum's system malfunction. Tianya Forum's system may malfunction and cause posts to be unable to proceed normally. This could be due to network connection problems, system maintenance, and other reasons. 2. The content of the post did not comply with the rules of Tianya Forum. Tianya Forum has some rules that you may not understand. If the content of the post does not comply with the rules, it will cause the post to be unable to be published. 3. The post format is incorrect. The post format of Tianya Forum may need to comply with certain specifications. If the post format is not correct, it may also cause the post to be unable to be published. 4. Tianya Forum's account was banned. Tianya Forum's account may be banned for some reason, causing posts to be unable to proceed normally. If you encounter a problem where you can't post, you can first check if the network connection is normal, then check if the content of the post is in line with the rules of Tianya Forum, and finally check if the post format is correct. If these problems were resolved but still could not be posted, they could contact the administrator of Tianya Forum to deal with it.