There may be a change or update in your local Wi-Fi settings.
On your Morning Machine, enter the Machine Settings by holding the Back and Confirm button for 4 seconds. Enter Settings: Set Up Wi-Fi then press Confirm. The Machine will display 'Configure On App'.
Back on the app, on the 'Coffee Machine' page on the app, click on Machine Settings: Wi-Fi Settings then enter your latest Wi-Fi network credentials.