IBM watson 对话使用 facebook chatbot 错误问题

Question

这是我面临的错误。我正在使用 ibm botkit-middleware。可能是什么错误，应该如何解决？

Fatal TypeError: Cannot read property 'output' of undefined
    at Object.<anonymous> (C:\Users\User\Desktop\botkit-middleware-master3\examples\multi-bot\bot-facebook.js:45:32)
    at Object.<anonymous> (C:\Users\User\Desktop\botkit-middleware-master3\examples\multi-bot\node_modules\botkit\lib\CoreBot.js:753:28)
    at Object.Botkit.botkit.trigger (C:\Users\User\Desktop\botkit-middleware-master3\examples\multi-bot\node_modules\botkit\lib\CoreBot.js:779:49)
    at C:\Users\User\Desktop\botkit-middleware-master3\examples\multi-bot\node_modules\botkit\lib\CoreBot.js:866:32
    at Object.bot.findConversation (C:\Users\User\Desktop\botkit-middleware-master3\examples\multi-bot\node_modules\botkit\lib\Facebook.js:103:13)
    at C:\Users\User\Desktop\botkit-middleware-master3\examples\multi-bot\node_modules\botkit\lib\CoreBot.js:862:21
    at next (C:\Users\User\Desktop\botkit-middleware-master3\examples\multi-bot\node_modules\ware\lib\index.js:82:27)
    at C:\Users\User\Desktop\botkit-middleware-master3\examples\multi-bot\node_modules\wrap-fn\index.js:121:18
    at C:\Users\User\Desktop\botkit-middleware-master3\examples\multi-bot\node_modules\botkit-middleware-watson\lib\middleware\index.js:121:9
    at tryCatcher (C:\Users\User\Desktop\botkit-middleware-master3\examples\multi-bot\node_modules\bluebird\js\release\util.js:16:23)
    at Promise._settlePromiseFromHandler (C:\Users\User\Desktop\botkit-middleware-master3\examples\multi-bot\node_modules\bluebird\js\release\promise.js:512:31)
    at Promise._settlePromise (C:\Users\User\Desktop\botkit-middleware-master3\examples\multi-bot\node_modules\bluebird\js\release\promise.js:569:18)
    at Promise._settlePromise0 (C:\Users\User\Desktop\botkit-middleware-master3\examples\multi-bot\node_modules\bluebird\js\release\promise.js:614:10)
    at Promise._settlePromises (C:\Users\User\Desktop\botkit-middleware-master3\examples\multi-bot\node_modules\bluebird\js\release\promise.js:693:18)
    at Promise._fulfill (C:\Users\User\Desktop\botkit-middleware-master3\examples\multi-bot\node_modules\bluebird\js\release\promise.js:638:18)
    at Promise._resolveCallback (C:\Users\User\Desktop\botkit-middleware-master3\examples\multi-bot\node_modules\bluebird\js\release\promise.js:432:57)

Answer 1

您需要调试您的代码，但可能的原因是您返回的返回响应无效，或者在读取响应之前未进行任何调用。

错误：

Fatal TypeError: Cannot read property 'output' of undefined

output 是响应中返回的 JSON 对象。

明显的错误

• 服务用户名/密码错误。
• 工作区 ID 错误。
• 如果您的对话服务不在美国，则未指定 URL。大多数示例代码假定它在美国运行。