Cambridge CXNv2 connection problems

I am stuck on a “Loading first track” message when trying to connect to my new Cambridge CXNv2 streamer from my MacBook Pro. Audirvana will stream via uPnP successfully directly to my amp (Denon AVR x6700), and it can see the CXN in the Network menu, but it just won’t load any songs to play. Please could someone help?? Thanks- I have just registered on here so if I should direct my question somewhere else please do advise!
Thanks,
Ian

Here is the Debug info:

Audirvana Mac Version 3.5.44 (3574)
macOS 11.2.3 with 16384MB RAM

Registered to Ian Butt

SIGNAL PROCESSING:

Polarity Inversion:
	Globally: OFF
	Per track: ON
Effects plugins NOT ACTIVE

UPSAMPLING:
iZotope SRC not in use iZotope SRC filter parameters
Steepness = 150
Filter max length = 500000
Cut-Off (x Nyquist) = 100%
Anti-aliasing = 200
Phase = 100%

AUDIO VOLUME:
Max allowed volume: 100
Replay Gain: None
SW volume control: OFF

LIBRARY SETTINGS:
Sync list: 1 folders
AUTO: /Users/butties01/Desktop/The Dad’s stuff/Hi-Res Audio
iTunes/Music library synchronization: not synchronized
Library database path: /Users/butties01/Library/Application Support/Audirvana/AudirvanaPlusDatabaseV2.sqlite

ACTIVE STREAMING SERVICES

=================== AUDIO DEVICE ========================

Preferred device: CXNv2 Model UID:Cambridge Audio CXNv2 UID:uuid:1f4b3c26-957c-4266-ab2c-24cf0f61e4ba

Selected device:
UPnP device at http://192.168.1.212:8050/1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/description.xml
ID 0x0 CXNv2 Manufacturer:Cambridge Audio
Model UID:Cambridge Audio CXNv2 UID:uuid:1f4b3c26-957c-4266-ab2c-24cf0f61e4ba

6 available sample rates up to 192000Hz
44100
48000
88200
96000
176400
192000
Volume control: No
MQA capability
Auto-detect MQA devices: Yes
Not a MQA device, user set to not MQA
DSD capability: Raw DSD (MSB)
Device audio channels
Preferred stereo channels L:0 R:1
Channel bitmap: Ox3, layout:
Channel 0 mapped to 0
Channel 1 mapped to 1
UPnP/DLNA supported protocols:
http-get::audio/L16;rate=44100;channels=1:DLNA.ORG_PN=LPCM
http-get:
:audio/L16;rate=44100;channels=2:DLNA.ORG_PN=LPCM
http-get::audio/L16;rate=48000;channels=1:DLNA.ORG_PN=LPCM
http-get:
:audio/L16;rate=48000;channels=2:DLNA.ORG_PN=LPCM
http-get::audio/mpeg:DLNA.ORG_PN=MP3
http-get:
:audio/mp4:DLNA.ORG_PN=HEAACv2_L2_320
http-get::audio/3gpp:DLNA.ORG_PN=HEAACv2_L2_320
http-get:
:audio/vnd.dlna.adts:DLNA.ORG_PN=HEAACv2_L2_320
http-get::audio/x-ms-wma:DLNA.ORG_PN=WMAFULL
http-get:
:audio/x-ms-wma:DLNA.ORG_PN=WMABASE
http-get::audio/x-ms-wma:DLNA.ORG_PN=WMAPRO
http-get:
:audio/x-ms-wma:DLNA.ORG_PN=WMALSL
http-get::audio/L16;rate=44100;channels=1:
http-get::audio/L16;rate=44100;channels=2:
http-get::audio/L16;rate=48000;channels=1:
http-get::audio/L16;rate=48000;channels=2:
http-get::audio/mpeg:
http-get::audio/mp4:
http-get::audio/3gpp:
http-get::audio/vnd.dlna.adts:
http-get::audio/m4a:
http-get::audio/x-m4a:
http-get::audio/aac:
http-get::audio/x-ms-wma:
http-get::audio/wave:
http-get::audio/wav:
http-get::audio/x-wav:
http-get::audio/aiff:
http-get::audio/x-aiff:
http-get::audio/flac:
http-get::audio/x-flac:
http-get::audio/ation/ogg:
http-get::audio/ogg:
http-get::audio/vorbis:
http-get::audio/x-vorbis:
http-get::audio/dff:
http-get::audio/x-dff:
http-get::audio/dsf:
http-get::audio/x-dsf:
http-get::audio/:*
DLNA 1.5: Yes
Gapless playback: Yes
Missing events workaround: No
Can play native DSD: Yes
Number of channels: 2
Use as stereo device only: No

1 output streams:
Number of active channels: 2, in 1 stream(s)
Channel #0 :Stream 0 channel 0
Channel #1 :Stream 0 channel 1

Stream ID 0x0 0 channels starting at 0
12 virtual formats:
2 ch Non-mixable linear PCM Interleaved 16 little endian Signed Integer 44.1kHz
2 ch Non-mixable linear PCM Interleaved 24 little endian Signed Integer 44.1kHz
2 ch Non-mixable linear PCM Interleaved 16 little endian Signed Integer 88.2kHz
2 ch Non-mixable linear PCM Interleaved 24 little endian Signed Integer 88.2kHz
2 ch Non-mixable linear PCM Interleaved 16 little endian Signed Integer 176.4kHz
2 ch Non-mixable linear PCM Interleaved 24 little endian Signed Integer 176.4kHz
2 ch Non-mixable linear PCM Interleaved 16 little endian Signed Integer 48kHz
2 ch Non-mixable linear PCM Interleaved 24 little endian Signed Integer 48kHz
2 ch Non-mixable linear PCM Interleaved 16 little endian Signed Integer 96kHz
2 ch Non-mixable linear PCM Interleaved 24 little endian Signed Integer 96kHz
2 ch Non-mixable linear PCM Interleaved 16 little endian Signed Integer 192kHz
2 ch Non-mixable linear PCM Interleaved 24 little endian Signed Integer 192kHz

0 physical formats

Current device transportInfo:
CurrentTransportState: TRANSITIONING
CurrentTransportStatus: OK
CurrentSpeed: 1
Current device MediaInfo:
NrTracks: 0
MediaDuration: 0:00:00
CurrentURI:
CurrentURIMetadata: NOT_IMPLEMENTED
nextURI:
nextURIMetadata: NOT_IMPLEMENTED
PlayMedium: NONE
RecordMedium: NOT_IMPLEMENTED
WriteStatus: NOT_IMPLEMENTED

Current device AVT service description:

<?xml version="1.0"?> 1 0 TransportState string STOPPED PAUSED_PLAYBACK PLAYING TRANSITIONING STOPPED TransportStatus string OK PlaybackStorageMedium string NONE RecordStorageMedium string NOT_IMPLEMENTED PossiblePlaybackStorageMedia string NETWORK PossibleRecordStorageMedia string NOT_IMPLEMENTED CurrentPlayMode string NORMAL NORMAL TransportPlaySpeed string 1 1 RecordMediumWriteStatus string NOT_IMPLEMENTED CurrentRecordQualityMode string NOT_IMPLEMENTED PossibleRecordQualityModes string NOT_IMPLEMENTED NumberOfTracks ui4 0 CurrentTrack ui4 0 1 CurrentTrackDuration string CurrentMediaDuration string CurrentTrackMetaData string CurrentTrackURI string AVTransportURI string AVTransportURIMetaData string NextAVTransportURI string NextAVTransportURIMetaData string RelativeTimePosition string AbsoluteTimePosition string RelativeCounterPosition i4 AbsoluteCounterPosition i4 CurrentTransportActions string LastChange string A_ARG_TYPE_SeekMode string TRACK_NR REL_TIME ABS_TIME A_ARG_TYPE_SeekTarget string A_ARG_TYPE_InstanceID ui4 SetNextAVTransportURI InstanceID in A_ARG_TYPE_InstanceID NextURI in NextAVTransportURI NextURIMetaData in NextAVTransportURIMetaData SetAVTransportURI InstanceID in A_ARG_TYPE_InstanceID CurrentURI in AVTransportURI CurrentURIMetaData in AVTransportURIMetaData GetMediaInfo InstanceID in A_ARG_TYPE_InstanceID NrTracks out NumberOfTracks MediaDuration out CurrentMediaDuration CurrentURI out AVTransportURI CurrentURIMetaData out AVTransportURIMetaData NextURI out NextAVTransportURI NextURIMetaData out NextAVTransportURIMetaData PlayMedium out PlaybackStorageMedium RecordMedium out RecordStorageMedium WriteStatus out RecordMediumWriteStatus GetTransportInfo InstanceID in A_ARG_TYPE_InstanceID CurrentTransportState out TransportState CurrentTransportStatus out TransportStatus CurrentSpeed out TransportPlaySpeed GetPositionInfo InstanceID in A_ARG_TYPE_InstanceID Track out CurrentTrack TrackDuration out CurrentTrackDuration TrackMetaData out CurrentTrackMetaData TrackURI out CurrentTrackURI RelTime out RelativeTimePosition AbsTime out AbsoluteTimePosition RelCount out RelativeCounterPosition AbsCount out AbsoluteCounterPosition GetDeviceCapabilities InstanceID in A_ARG_TYPE_InstanceID PlayMedia out PossiblePlaybackStorageMedia RecMedia out PossibleRecordStorageMedia RecQualityModes out PossibleRecordQualityModes GetTransportSettings InstanceID in A_ARG_TYPE_InstanceID PlayMode out CurrentPlayMode RecQualityMode out CurrentRecordQualityMode Stop InstanceID in A_ARG_TYPE_InstanceID Play InstanceID in A_ARG_TYPE_InstanceID Speed in TransportPlaySpeed Pause InstanceID in A_ARG_TYPE_InstanceID Seek InstanceID in A_ARG_TYPE_InstanceID Unit in A_ARG_TYPE_SeekMode Target in A_ARG_TYPE_SeekTarget Next InstanceID in A_ARG_TYPE_InstanceID Previous InstanceID in A_ARG_TYPE_InstanceID SetPlayMode InstanceID in A_ARG_TYPE_InstanceID NewPlayMode in CurrentPlayMode GetCurrentTransportActions InstanceID in A_ARG_TYPE_InstanceID Actions out CurrentTransportActions

Current device RootDevice description:

<?xml version="1.0"?> 1 0 urn:schemas-upnp-org:device:MediaRenderer:1 CXNv2 Cambridge Audio http://www.cambridgeaudio.com/ CXNv2 3763 uuid:1f4b3c26-957c-4266-ab2c-24cf0f61e4ba 0020705e image/png 48 48 8 /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/CA-roundal-48x48.png image/jpeg 48 48 24 /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/CA-roundal-48x48.jpg image/png 120 120 8 /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/CA-roundal-120x120.png image/jpeg 120 120 24 /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/CA-roundal-120x120.jpg urn:schemas-upnp-org:service:RenderingControl:1 urn:upnp-org:serviceId:RenderingControl /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/RenderingControl/RenderingControl1.xml /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/RenderingControl/invoke /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/RenderingControl/event urn:schemas-upnp-org:service:ConnectionManager:1 urn:upnp-org:serviceId:ConnectionManager /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/ConnectionManager/ConnectionManager1.xml /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/ConnectionManager/invoke /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/ConnectionManager/event urn:schemas-upnp-org:service:ContentDirectory:1 urn:upnp-org:serviceId:ContentDirectory /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/ContentDirectory/ContentDirectory1.xml /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/ContentDirectory/invoke /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/ContentDirectory/event urn:schemas-upnp-org:service:AVTransport:1 urn:upnp-org:serviceId:AVTransport /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/AVTransport/AVTransport1.xml /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/AVTransport/invoke /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/AVTransport/event urn:UuVol-com:service:UuVolControl:5 urn:UuVol-com:serviceId:UuVolControl /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/RecivaRadio/RecivaRadio.xml /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/RecivaRadio/invoke /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/RecivaRadio/event urn:UuVol-com:service:PlaylistExtension:1 urn:UuVol-com:serviceId:PlaylistExtension /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/UuPlaylist/Playlist.xml /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/UuPlaylist/invoke /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/UuPlaylist/event urn:UuVol-com:service:UuVolSimpleRemote:1 urn:UuVol-com:serviceId:UuVolSimpleRemote /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/RecivaSimpleRemote/RecivaSimpleRemote.xml /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/RecivaSimpleRemote/invoke /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/RecivaSimpleRemote/event urn:UuVol-com:service:StreamMagic6:1 urn:UuVol-com:serviceId:StreamMagic6 /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/StreamMagic6/StreamMagic6.xml /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/StreamMagic6/invoke /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/StreamMagic6/event urn:UuVol-com:service:SMSearch:1 urn:UuVol-com:serviceId:SMSearch /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/SMSearch/SMSearch.xml /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/SMSearch/invoke /1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/SMSearch/event DMR-1.50 M-DMP-1.50

UPnP devices found : 2
Device #0: ID 0x0 CXNv2 UID: uuid:1f4b3c26-957c-4266-ab2c-24cf0f61e4ba Location: http://192.168.1.212:8050/1f4b3c26-957c-4266-ab2c-24cf0f61e4ba/description.xml
Device #1: ID 0x0 Denon AVC-X6700H UID: uuid:b8d9b1c5-aa8e-1d07-0080-0005cd7fcb5a Location: http://192.168.1.176:60006/upnp/desc/aios_device/aios_device.xml

CoreAudio audio path, buffer I/O frame size: 0

Max. memory for audio buffers: 13312MB

Local Audio Engine:
Exclusive access: Enabled
Integer mode: Enabled

Local devices found : 4
Device #0: ID 0x5c MacBook Pro Speakers Manufacturer: Apple Inc. Model UID: Speaker UID: BuiltInSpeakerDevice
Device #1: ID 0x2e MMAudio Device Manufacturer: MMAudio Device contributors Model UID: MMAudioDeviceModelUID UID: MMAudioDevice
Device #2: ID 0x33 MMAudio Device (UI Sounds) Manufacturer: MMAudio Device contributors Model UID: MMAudioDeviceModelUID_UISounds UID: MMAudioDevice_UISounds
Device #3: ID 0x36 ZoomAudioDevice Manufacturer: zoom.us Model UID: zoom.us.zoomaudiodevice UID: zoom.us.zoomaudiodevice.001

Try to reduce the pre-load cache to 4000MB.

Does your CXNv2 is up to date?

Hi, thanks for the reply. Bizarrely it has worked fine today! Fingers crossed I’m ok now!

I got this working on 3.5 but with some problems upsampling to DSD but with Studio it only worked if I upsampled by 2x or used a high res file. Today it has reverted to the 'loading first track scenario) and won’t work on 3.5 or studio no matter what I do. But does work fine into an OPPO. Nothing has been changed my end as far as I know.

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