使用Requests触发Discord Slash Command时遇无效交互命令错误
解决Discord斜杠命令触发的INTERACTION_APPLICATION_COMMAND_INVALID错误
问题场景
尝试用Python的requests库触发Discord斜杠命令时,返回INTERACTION_APPLICATION_COMMAND_INVALID错误,即使复制开发者控制台的完整payload也无法解决。
原代码
import requests payload = { "type": 2, "application_id": "999736048596816014", "guild_id": "1190781950944886867", "channel_id": "1190781950944886870", "session_id": "4d8f14035632b07e98830b5a9706e1d6", "data": { "version": "1171521015759769721", "id": "1001775070169022494", "name": "about", "application_command": { "id": "1001775070169022494", "application_id": "999736048596816014", }, }, } headers = { "Authorization": "my token here", "content-type": "application/json" } r = requests.post("https://discord.com/api/v9/interactions", json=payload, headers=headers) print(r.text)
错误信息
{"message": "Invalid Form Body", "code": 50035, "errors": {"data": {"_errors": [{"code": "INTERACTION_APPLICATION_COMMAND_INVALID", "message": "Invalid interaction application command"}]}}}
问题分析及解决方案
冗余字段导致结构错误
payload中data下的application_command字段是多余的,Discord交互API不需要这个嵌套结构,会触发格式验证失败,直接删除该字段即可。Session ID有效性问题
Session ID与当前Discord客户端会话绑定,必须使用从当前活跃会话中获取的session_id(开发者工具Network标签里的interactions请求对应值),过期或不匹配的session_id会导致验证失败。API版本兼容性
目前Discord API主流版本是v10,v9存在兼容性问题,建议将请求URL切换为https://discord.com/api/v10/interactions。Token权限与类型
确保使用的是用户token(而非机器人token),且token未过期,账号拥有执行该斜杠命令的权限。
修正后的代码
import requests payload = { "type": 2, "application_id": "999736048596816014", "guild_id": "1190781950944886867", "channel_id": "1190781950944886870", "session_id": "4d8f14035632b07e98830b5a9706e1d6", "data": { "version": "1171521015759769721", "id": "1001775070169022494", "name": "about" } } headers = { "Authorization": "my token here", "Content-Type": "application/json" } r = requests.post("https://discord.com/api/v10/interactions", json=payload, headers=headers) print(r.text)
验证要点
- 重新从活跃Discord会话中复制session_id,确保未过期
- 检查application_id、command_id、version是否与目标斜杠命令的实际值完全匹配
- 确认token是当前登录用户的有效token,无权限限制
内容的提问来源于stack exchange,提问作者user23184304
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