I have tried the Yamaha binding over the years but it errors out. Several individuals requested support (1st Topic and 2nd topic for the YNC protocol but there has been no responses. I just tried it again before I responded and the binding recognizes the device but fails to initialize and list the appropriate channels.
2021-09-26 06:59:24.740 [INFO ] [openhab.event.InboxAddedEvent ] - Discovery Result with UID 'yamahareceiver:yamahaAV:5f9ec1b3_ed59_1900_4530_00a0de1b0fff' has been added.
2021-09-26 06:59:24.740 [INFO ] [g.discovery.internal.PersistentInbox] - Added new thing 'yamahareceiver:yamahaAV:5f9ec1b3_ed59_1900_4530_00a0de1b0fff' to inbox.
2021-09-26 06:59:53.046 [INFO ] [openhab.event.InboxRemovedEvent ] - Discovery Result with UID 'yamahareceiver:yamahaAV:5f9ec1b3_ed59_1900_4530_00a0de1b0fff' has been removed.
2021-09-26 06:59:53.054 [INFO ] [ab.event.ThingStatusInfoChangedEvent] - Thing 'yamahareceiver:yamahaAV:5f9ec1b3_ed59_1900_4530_00a0de1b0fff' changed from UNINITIALIZED to INITIALIZING
2021-09-26 06:59:53.057 [INFO ] [ab.event.ThingStatusInfoChangedEvent] - Thing 'yamahareceiver:yamahaAV:5f9ec1b3_ed59_1900_4530_00a0de1b0fff' changed from INITIALIZING to OFFLINE (CONFIGURATION_PENDING): Waiting for connection with Yamaha device
2021-09-26 06:59:53.231 [ERROR] [nal.common.AbstractInvocationHandler] - An error occurred while calling method 'ThingHandler.initialize()' on 'org.openhab.binding.yamahareceiver.internal.handler.YamahaBridgeHandler@1393d3bc': null
at org.openhab.binding.yamahareceiver.internal.protocol.xml.DeviceDescriptorXML.load(DeviceDescriptorXML.java:162) ~[?:?]
at org.openhab.binding.yamahareceiver.internal.protocol.xml.DeviceInformationXML.update(DeviceInformationXML.java:100) ~[?:?]
at org.openhab.binding.yamahareceiver.internal.handler.YamahaBridgeHandler.ensureConnectionInitialized(YamahaBridgeHandler.java:384) ~[?:?]
at org.openhab.binding.yamahareceiver.internal.handler.YamahaBridgeHandler.onConnectionCreated(YamahaBridgeHandler.java:363) ~[?:?]
at org.openhab.binding.yamahareceiver.internal.protocol.xml.XMLProtocolFactory.createConnection(XMLProtocolFactory.java:50) ~[?:?]
at org.openhab.binding.yamahareceiver.internal.handler.YamahaBridgeHandler.initialize(YamahaBridgeHandler.java:352) ~[?:?]
2021-09-26 06:59:53.242 [INFO ] [ab.event.ThingStatusInfoChangedEvent] - Thing 'yamahareceiver:yamahaAV:5f9ec1b3_ed59_1900_4530_00a0de1b0fff' changed from OFFLINE (CONFIGURATION_PENDING): Waiting for connection with Yamaha device to UNINITIALIZED (HANDLER_INITIALIZING_ERROR)
2021-09-26 06:59:53.242 [ERROR] [core.thing.internal.ThingManagerImpl] - Exception occurred while initializing handler of thing 'yamahareceiver:yamahaAV:5f9ec1b3_ed59_1900_4530_00a0de1b0fff': null
at org.openhab.binding.yamahareceiver.internal.protocol.xml.DeviceDescriptorXML.load(DeviceDescriptorXML.java:162) ~[?:?]
at org.openhab.binding.yamahareceiver.internal.protocol.xml.DeviceInformationXML.update(DeviceInformationXML.java:100) ~[?:?]
at org.openhab.binding.yamahareceiver.internal.handler.YamahaBridgeHandler.ensureConnectionInitialized(YamahaBridgeHandler.java:384) ~[?:?]
at org.openhab.binding.yamahareceiver.internal.handler.YamahaBridgeHandler.onConnectionCreated(YamahaBridgeHandler.java:363) ~[?:?]
at org.openhab.binding.yamahareceiver.internal.protocol.xml.XMLProtocolFactory.createConnection(XMLProtocolFactory.java:50) ~[?:?]
at org.openhab.binding.yamahareceiver.internal.handler.YamahaBridgeHandler.initialize(YamahaBridgeHandler.java:352) ~[?:?]
2021-09-26 07:01:31.612 [INFO ] [openhab.event.ItemCommandEvent ] - Item 'YamahaReceiverCRXN560_Power' received command ON
2021-09-26 07:01:31.616 [INFO ] [penhab.event.ItemStatePredictedEvent] - Item 'YamahaReceiverCRXN560_Power' predicted to become NULL