# Rasa-voice-interface sanic.exceptions.NotFound: Requested URL /socket.io/ not found

**URL:** <https://forum.rasa.com/t/rasa-voice-interface-sanic-exceptions-notfound-requested-url-socket-io-not-found/31460>\
**Category:** Rasa Open Source\
**Created:** [July 17, 2020, 10:08am UTC](https://forum.rasa.com/t/rasa-voice-interface-sanic-exceptions-notfound-requested-url-socket-io-not-found/31460 "2020-07-17T10:08:22Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![Neary-li](https://dub1.discourse-cdn.com/flex013/user_avatar/forum.rasa.com/neary-li/32/9858_2.png) [@Neary-li](https://forum.rasa.com/u/Neary-li)\
**Post date:** [July 17, 2020, 10:08am UTC](https://forum.rasa.com/t/rasa-voice-interface-sanic-exceptions-notfound-requested-url-socket-io-not-found/31460/1 "2020-07-17T10:08:22Z")

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I follow this tutorial [how-to-build-a-voice-assistant-with-open-source-rasa-and-mozilla-tools](https://blog.rasa.com/how-to-build-a-voice-assistant-with-open-source-rasa-and-mozilla-tools/). When I run to the last step` rasa run --enable -api -p 5005` , the following error appears,

 ![2020-07-17 18-00-25屏幕截图](https://europe1.discourse-cdn.com/flex013/uploads/rasa/original/2X/7/7308f7f3dec13f49d998f1fe97f0da530ae6d9ac.png)and the error display on the browser is like this. ![2020-07-17 18-01-05屏幕截图](https://europe1.discourse-cdn.com/flex013/uploads/rasa/original/2X/7/71eb5ea806a43db02c6bc93de572d360c109bc2a.png) How can I solve it?

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**Author:** ![JiteshGaikwad](https://avatars.discourse-cdn.com/v4/letter/j/77aa72/32.png) [@JiteshGaikwad](https://forum.rasa.com/u/JiteshGaikwad)\
**Post date:** [July 17, 2020, 2:26pm UTC](https://forum.rasa.com/t/rasa-voice-interface-sanic-exceptions-notfound-requested-url-socket-io-not-found/31460/2 "2020-07-17T14:26:42Z")

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Hey @Neary-li, start the server using below command:

```auto
rasa run -m models --enable-api --cors "*" --debug

```

The problem was mainly due to CORS issue

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**Author:** ![Neary-li](https://dub1.discourse-cdn.com/flex013/user_avatar/forum.rasa.com/neary-li/32/9858_2.png) [@Neary-li](https://forum.rasa.com/u/Neary-li)\
**Post date:** [July 18, 2020, 1:49am UTC](https://forum.rasa.com/t/rasa-voice-interface-sanic-exceptions-notfound-requested-url-socket-io-not-found/31460/3 "2020-07-18T01:49:57Z")

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I ran it your way and found that the error in the browser turned out to be like this.

 ![2020-07-18 09-47-56屏幕截图](https://europe1.discourse-cdn.com/flex013/uploads/rasa/original/2X/b/b30dfdd2d95c1827c357a7f5936fe56866345e3d.png)But the error in Pycharm is the same.`sanic.exceptions.NotFound: Requested URL /socket.io/ not found`

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**Author:** ![b-quachtran](https://avatars.discourse-cdn.com/v4/letter/b/c67d28/32.png) [@b-quachtran](https://forum.rasa.com/u/b-quachtran)\
**Post date:** [July 27, 2020, 9:42pm UTC](https://forum.rasa.com/t/rasa-voice-interface-sanic-exceptions-notfound-requested-url-socket-io-not-found/31460/4 "2020-07-27T21:42:33Z")

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Hi Neary, what happens when you replace the `socketio_connector.SocketIOInput:` key with `socketio:` ?