The TTS service outputs successfully in the terminal, and the saved audio file can be played normally, but there's no sound in the Dify web interface. #14504

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opened 2026-02-21 19:17:32 -05:00 by yindo · 3 comments
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Originally created by @okayq on GitHub (Jun 9, 2025).

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Dify version

1.4.1

Cloud or Self Hosted

Self Hosted (Docker)

Steps to reproduce

1

✔️ Expected Behavior

No response

Actual Behavior

No response

Originally created by @okayq on GitHub (Jun 9, 2025). ### Self Checks - [x] This is only for bug report, if you would like to ask a question, please head to [Discussions](https://github.com/langgenius/dify/discussions/categories/general). - [x] I have searched for existing issues [search for existing issues](https://github.com/langgenius/dify/issues), including closed ones. - [x] I confirm that I am using English to submit this report (我已阅读并同意 [Language Policy](https://github.com/langgenius/dify/issues/1542)). - [x] [FOR CHINESE USERS] 请务必使用英文提交 Issue,否则会被关闭。谢谢!:) - [x] Please do not modify this template :) and fill in all the required fields. ### Dify version 1.4.1 ### Cloud or Self Hosted Self Hosted (Docker) ### Steps to reproduce 1 ### ✔️ Expected Behavior _No response_ ### ❌ Actual Behavior _No response_
yindo added the 🌚 invalidstt & tts labels 2026-02-21 19:17:32 -05:00
yindo closed this issue 2026-02-21 19:17:32 -05:00
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@alterxyz commented on GitHub (Jun 25, 2025):

Any screenshot and log?

@alterxyz commented on GitHub (Jun 25, 2025): Any screenshot and log?
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@alterxyz commented on GitHub (Jun 25, 2025):

Please also ensure tts language is vaild.

@alterxyz commented on GitHub (Jun 25, 2025): Please also ensure tts language is vaild.
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@pawnjiang commented on GitHub (Jul 4, 2025):

Same problem. I received tts_message and tts_message_end, but I did not hear anything. I use CosyVoice and a simple FastAPI script as a tts server. I am sure the server is working, and I have checked the audio file which can play as usual.

Image

@pawnjiang commented on GitHub (Jul 4, 2025): Same problem. I received tts_message and tts_message_end, but I did not hear anything. I use CosyVoice and a simple FastAPI script as a tts server. I am sure the server is working, and I have checked the audio file which can play as usual. ![Image](https://github.com/user-attachments/assets/2c653cfb-7ea7-48a8-a80f-ea27d574d05e)
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Reference: langgenius/dify#14504