Wonderfull learning a lot here! i got the error in the log:
2021-03-17T21:35:10.147Z INFO Could not find file /node-sonos-http-api-master/settings.json
2021-03-17T21:35:11.237Z INFO Presets loaded: {}
…
url
/node-sonos-http-api-master/lib/actions/sayurl.js:31
http://192.168.1.116:47333/tts/ca7b8334-1fc9-4a04-bb70-87bd5f9edd54.mp3
/node-sonos-http-api-master/lib/actions/sayurl.js:32
Think its no coordinator
/node-sonos-http-api-master/lib/helpers/single-player-announcement.js:44
isRadioOrLineIn uri: x-sonos-htastream:RINCON_949F3EC2767B01400:spdif
/node-sonos-http-api-master/lib/helpers/is-radio-or-line-in.js:4
2021-03-17T21:36:06.363Z ERROR
/node_modules/sonos-discovery/lib/helpers/logger.js:31
Error: Got status 500 when invoking /MediaRenderer/AVTransport/Control
at Object.invoke (/node_modules/sonos-discovery/lib/helpers/soap.js:99:10)
at Player.setAVTransport (/node_modules/sonos-discovery/lib/models/Player.js:727:15)
at /node_modules/sonos-discovery/lib/prototypes/SonosSystem/applyPreset.js:128:46
at processTicksAndRejections (internal/process/task_queues.js:97:5)
i have dug deeper, i intercepted <s:Envelope xmlns:s=“http://schemas.xmlsoap.org/soap/envelope/” s:encodingStyle=“http://schemas.xmlsoap.org/soap/encoding/”><s:Body><s:Fault>s:ClientUPnPError714</s:Fault></s:Body></s:Envelope>’
and that errorcode shows up as invalid mimet ype if i google it.
