hms-ml-demo: TTS not working in HomeReader example

Hi, I am trying to test the homework reader example, the text recognition part works, but the read function does not work

This is what I get:

E/ML_TTS_SynthesisEngineOnline: Speech synthesis request failed!
E/ML_TTS_SpeechSynthesisController: Receive engine error taskId[1595757576654554] errorCode[105] errorMsg[network no response]

I enabled the ML-Kit API in Huawei Developer Console, and also I am connected to WIFI. I am running on Huawei Mate 30 Pro…