I have two dlna equipment, one is no problem, the other often fails, the prompt information is as follows:
Failed tts/baidu_say call service. Error during async_call(), status：500,body：<? xml version=& quot;1.0"encodingxml version=& quot;UTF-8"? gt;<s：Envelope s：encodingStyle=& quot;gt;<s：Envelope s：encodingStyle=: s=& quot;quot;gt;<s：Envelope s：encodingStyle= xmlnss=& quot;urn：schemas-upnp-org：control-1-0">501Action Failed</s：Fault></s：Body></s：Envelope>