"errCode":20001,"errMsg":"requestSubscribeMessage:fail No template data return, verify the template id exist"

根据提供的引用内容，"errCode": 20001 表示订阅消息请求失败，而 "errMsg": "requestSubscribeMessage:fail No template data return, verify the template id exist" 则是具体的错误信息。这个错误信息表明请求订阅消息时没有返回模板数据，并且需要验证模板ID是否存在。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* [微信小程序 云开发 订阅消息 获取下发权限失败 errCode: 20001](https://blog.csdn.net/u013288190/article/details/120716670)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
- *2* *3* [微信小程序 -- 订阅消息](https://blog.csdn.net/qq_41638795/article/details/103361628)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
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