Progress callback match error

[errkk]

Sept 24 09:35:41 playrequest app/web.1 ** (exit) an exception was raised: 
Sept 24 09:35:41 playrequest app/web.1     ** (FunctionClauseError) no function clause matching in PR.PlayState.watch_progress/1 
Sept 24 09:35:41 playrequest app/web.1         (pr) lib/pr/play_state.ex:81: PR.PlayState.watch_progress(%PR.Music.PlaybackState{position: 397, state: :playing}) 
Sept 24 09:35:41 playrequest app/web.1         (pr_web) lib/pr_web/controllers/service/sonos_webhook_controller.ex:11: PRWeb.Service.SonosWebhookController.callback/2 
Sept 24 09:35:41 playrequest app/web.1         (pr_web) lib/pr_web/controllers/service/sonos_webhook_controller.ex:1: PRWeb.Service.SonosWebhookController.action/2 
Sept 24 09:35:41 playrequest app/web.1         (pr_web) lib/pr_web/controllers/service/sonos_webhook_controller.ex:1: PRWeb.Service.SonosWebhookController.phoenix_controller_pipeline/2 
Sept 24 09:35:41 playrequest app/web.1         (phoenix) lib/phoenix/router.ex:288: Phoenix.Router.__call__/2 
Sept 24 09:35:41 playrequest app/web.1         (pr_web) lib/pr_web/endpoint.ex:1: PRWeb.Endpoint.plug_builder_call/2 
Sept 24 09:35:41 playrequest app/web.1         (pr_web) lib/pr_web/endpoint.ex:1: PRWeb.Endpoint.call/2 
Sept 24 09:35:41 playrequest app/web.1         (phoenix) lib/phoenix/endpoint/cowboy2_handler.ex:40: Phoenix.Endpoint.Cowboy2Handler.init/2