https://community.spotify.com/t5/Spotify-for-Developers/503-API-Error-quot-upstream-dependency-failed/m-p/5478850#M7446 <P>I'm trying to use the web SDK (as instructed in&nbsp;<A href="https://developer.spotify.com/documentation/web-playback-sdk/quick-start/" target="_blank" rel="noopener">https://developer.spotify.com/documentation/web-playback-sdk/quick-start/</A>)&nbsp;but am constantly running into the same error when initially connecting the player:</P><P>&nbsp;</P><LI-CODE lang="javascript">"code": 14, "message": "upstream dependency failed: DeviceCapabilitiesClient; unhandled error: io.grpc.StatusRuntimeException: INVALID_ARGUMENT: upstream dependency failed: DeviceCapabilitiesClient client; (400) Bad Request", "details": []</LI-CODE><P>&nbsp;</P><P>Although the request response indicates that the error has a status code 400, the request response itself has a 503 status code. Because of the error, none of the player events trigger either (<SPAN><SPAN>ready / not_ready /&nbsp;</SPAN></SPAN><SPAN><SPAN>initialization_error /&nbsp;</SPAN></SPAN><SPAN><SPAN>authentication_error /&nbsp;</SPAN></SPAN><SPAN>account_error).</SPAN></P><P>&nbsp;</P><P><SPAN>Thanks for the help!</SPAN></P> Sun, 25 Dec 2022 16:04:40 GMT niltti 2022-12-25T16:04:40Z https://community.spotify.com/t5/Spotify-for-Developers/503-API-Error-quot-upstream-dependency-failed/m-p/5478850#M7446 <P>I'm trying to use the web SDK (as instructed in&nbsp;<A href="https://developer.spotify.com/documentation/web-playback-sdk/quick-start/" target="_blank" rel="noopener">https://developer.spotify.com/documentation/web-playback-sdk/quick-start/</A>)&nbsp;but am constantly running into the same error when initially connecting the player:</P><P>&nbsp;</P><LI-CODE lang="javascript">"code": 14, "message": "upstream dependency failed: DeviceCapabilitiesClient; unhandled error: io.grpc.StatusRuntimeException: INVALID_ARGUMENT: upstream dependency failed: DeviceCapabilitiesClient client; (400) Bad Request", "details": []</LI-CODE><P>&nbsp;</P><P>Although the request response indicates that the error has a status code 400, the request response itself has a 503 status code. Because of the error, none of the player events trigger either (<SPAN><SPAN>ready / not_ready /&nbsp;</SPAN></SPAN><SPAN><SPAN>initialization_error /&nbsp;</SPAN></SPAN><SPAN><SPAN>authentication_error /&nbsp;</SPAN></SPAN><SPAN>account_error).</SPAN></P><P>&nbsp;</P><P><SPAN>Thanks for the help!</SPAN></P> Sun, 25 Dec 2022 16:04:40 GMT https://community.spotify.com/t5/Spotify-for-Developers/503-API-Error-quot-upstream-dependency-failed/m-p/5478850#M7446 niltti 2022-12-25T16:04:40Z