I tried it on another Linux machine and it worked ok.
Here's a log from that box showing successful playback
0015400: 887019392: Playback: CPlayerZone::Play: Handling exclusive playback zones
0015400: 887019392: Playback: CPlayerZone::Play: Getting actual playback track
0015400: 887019392: Playback: CPlayerZone::Play: Processing play for 'http://a.files.bbci.co.uk/media/live/manifesto/audio/simulcast/hls/uk/sbr_high/ak/bbc_radio_one.m3u8'
0015400: 887019392: Playback: CPlayerZone::Play: Updating internal track info
0015401: 887019392: Playback: CPlayerZone::Play: Playing: <XMLFN version="1.0"><Item Name="Filename">http://a.files.bbci.co.uk/media/live/manifesto/audio/simulcast/hls/uk/sbr_high/ak/bbc_radio_one.m3u8</Item><Item Name="PlaylistIndex">0</Item><Item Name="AlbumSequentialWithLastTrack">0</Item><Item Name="SampleRate">48000</Item><Item Name="VolumeReset">1</Item><Item Name="Channels">2</Item><Item Name="ErrorFreeMode">0</Item><Item Name="VolumePeakLevels"></Item><Item Name="MediaType">Audio</Item><Item Name="DatabaseKey">294741</Item><Item Name="VolumeTrackMaxSafeGain">-1</Item><Item Name="Bitrate"></Item><Item Name="Bookmark"></Item><Item Name="BitDepth">32</Item><Item Name="LengthInPCMBlocks"></Item><Item Name="VolumeLeveling">-10</Item><Item Name="DSP"></Item><Item Name="FileType">hls</Item><Item Name="UserInterfaceModeChangeEventHandle">00000000</Item></XMLFN>
0015401: 887019392: Playback: CJRPlaybackEngine::Play: Start
0015401: 887019392: Playback: CJRPlaybackEngine::Play: Volume protection: 0
0015401: 887019392: Playback: CJRPlaybackEngine::Play: Playing: http://a.files.bbci.co.uk/media/live/manifesto/audio/simulcast/hls/uk/sbr_high/ak/bbc_radio_one.m3u8
0015401: 887019392: Playback: CJRPlaybackEngine::Play: Filetype: hls; Type: 19; Can play: 1; Playback object: 0x2138720
0015401: 887019392: Playback: CJRPlaybackEngine::StartPlayFile: Start
0015401: 887019392: Playback: CMJPlaybackType::Play: Start
0015404: 887019392: Playback: CMJPlayerCore::Play: Start
0015405: 887019392: Playback: CMJPlayerCore::Play: Created feeder helper for type hls (native: 1)
0015406: 887019392: Playback: CJRVideoEngine::Open: Start
0015406: 887019392: Playback: CJRVideoEngine::Open: Opening file http://a.files.bbci.co.uk/media/live/manifesto/audio/simulcast/hls/uk/sbr_high/ak/bbc_radio_one.m3u8
0015439: 358745856: Sharing Plugins: VHTTPMessage::Write: Wrote 0 bytes
0015439: 367138560: Sharing Plugins: CUDPSocketReader::Accept: Finish (240 ms)
0015439: 358745856: Sharing Plugins: CHTTPListenerWorker::HandleConnection: Finish (129 ms)
0015439: 587540224: Sharing Plugins: CHTTPListenerWorker::HandleConnection: Start
0015439: 587540224: Sharing Plugins: CHTTPListenerWorker::HandleRequest: UDP: 192.168.1.6: : http://127.0.0.1
0015439: 587540224: Sharing Plugins: CHTTPListenerWorker::HandleConnection: Finish (0 ms)
0015440: 3212830464: Sharing Plugins: CUDPSocketReader::Accept: Start
0015440: 3212830464: Sharing Plugins: CUDPSocketReader::Accept: Description: CListenerBase::CListenerBase [UDP]
0015440: 3212830464: Sharing Plugins: CUDPSocketReader::Accept: Finish (0 ms)
0015440: 587540224: Sharing Plugins: CHTTPListenerWorker::HandleConnection: Start
0015440: 587540224: Sharing Plugins: CHTTPListenerWorker::HandleRequest: UDP: 192.168.1.6: M-SEARCH: http://239.255.255.250:1900*
0015449: 367138560: Sharing Plugins: CUDPSocketReader::Accept: Start
0015449: 367138560: Sharing Plugins: CUDPSocketReader::Accept: Description: CListenerBase::CListenerBase [UDP]
0015544: 887019392: Playback: CJRVideoEngine::Open: Finish (138 ms)
0015544: 887019392: Playback: CJRVideoEngine::Play: Start
0015544: 887019392: Playback: CJRVideoEngine::PreparePlayback: Start
0015544: 887019392: Playback: CJRVideoEngine::PreparePlayback: Setting up audio stream
0015545: 887019392: Playback: CJRVideoEngine::PreparePlayback: Finish (0 ms)
0015545: 887019392: Playback: CJRVideoEngine::Play: Finish (0 ms)
0015545: 887019392: Playback: CMJPlayerCore::Play: Play succeeded
0015545: 887019392: Playback: CMJPlayerCore::Play: Result: 1
0015545: 887019392: Playback: CMJPlayerCore::Play: Finish (141 ms)
0015545: 887019392: Playback: CMJPlaybackType::Play: Play result: 1
0015545: 358745856: Playback: CJRVideoEngine::Thread: Start
0015545: 887019392: Playback: CMJPlaybackType::Play: Finish (144 ms)
0015545: 887019392: Playback: CJRPlaybackEngine::StartPlayFile: Play returned: 1
0015545: 887019392: Playback: CJRPlaybackEngine::StartPlayFile: Finish (144 ms)
0015545: 887019392: Playback: CJRPlaybackEngine::Play: StartPlayFile returned 1
0015545: 887019392: Playback: CJRPlaybackEngine::Play: Finish (144 ms)
0015545: 887019392: Playback: CPlayerZone::Play: Play succeeded
0015545: 887019392: Playback: CPlayerZoneDisplayInfoUpdateThreadPause::~CPlayerZoneDisplayInfoUpdateThreadPause: Start
0015545: 887019392: Playback: CPlayerZoneDisplayInfoUpdateThreadPause::~CPlayerZoneDisplayInfoUpdateThreadPause: Finish (0 ms)
0015545: 887019392: Playback: CPlayerZone::Play: Finish (165 ms)
0015546: 400709376: Playback: CPlayerZoneDisplayInfoUpdateThread::Thread: Start
0015546: 400709376: Playback: CPlayerZoneDisplayInfoUpdateThread::Thread: Zone: Player (id: 0)
0015546: 350353152: Playback: CPlayerZoneDisplayInfoLoadImageThread::Thread: Start
0015546: 350353152: Reader: CLinuxINetReader::OpenRange: Start
0015546: 350353152: Reader: CLinuxINetReader::OpenRange: Opening http://192.168.1.29:63412/MCWS/v1/File/GetImage?File=294741&Type=Full
0015546: 409102080: Playback: CWaveOutBin::DestroyBin: Start
0015546: 409102080: Playback: CWaveOutBin::DestroyBin: Finish (0 ms)
0015546: 409102080: Playback: CAutoConfigureAudioOutput::GetOutputFormat: Start
0015546: 409102080: Playback: CAutoConfigureAudioOutput::GetOutputFormat: Using input format
0015546: 409102080: Playback: CAutoConfigureAudioOutput::GetOutputFormat: Applying output format settings
0015546: 400709376: Playback: CPlayerZoneDisplayInfo::Thread: before WaitCheckingCancel: nNextUpdateMS=2000, m_bCancel=0
0015546: 409102080: Playback: CAutoConfigureAudioOutput::GetOutputFormat: 48 kHz 32bit 2ch
0015546: 409102080: Playback: CAutoConfigureAudioOutput::GetOutputFormat: Finish (0 ms)
0015546: 409102080: Playback: CWaveOutBin::CreateBin: Start
0015546: 409102080: Playback: CWaveOutBin::DestroyBin: Start
0015546: 409102080: Playback: CWaveOutBin::DestroyBin: Finish (0 ms)
0015546: 409102080: Playback: CAutoConfigureAudioOutput::GetOutputFormat: Start
0015546: 409102080: Playback: CAutoConfigureAudioOutput::GetOutputFormat: Using input format
0015546: 409102080: Playback: CAutoConfigureAudioOutput::GetOutputFormat: Applying output format settings
0015546: 409102080: Playback: CAutoConfigureAudioOutput::GetOutputFormat: 48 kHz 32bit 2ch
0015546: 409102080: Playback: CAutoConfigureAudioOutput::GetOutputFormat: Finish (0 ms)
0015553: 367138560: Sharing Plugins: CUDPSocketReader::Accept: Finish (103 ms)
0015553: 392316672: Sharing Plugins: CHTTPListenerWorker::HandleConnection: Start
0015553: 392316672: Sharing Plugins: CHTTPListenerWorker::HandleRequest: UDP: 192.168.1.12: : http://127.0.0.1
0015553: 392316672: Sharing Plugins: CHTTPListenerWorker::HandleConnection: Finish (0 ms)
0015556: 3005007616: Playback: CALSAPlugin::Open: Start
0015556: 3005007616: Playback: CALSAPlugin::OpenALSA: Start
0015558: 3005007616: Playback: CConfigureALSADlg::CConfigureALSADlg: Loaded ALSA zone 0
0015561: 3005007616: Playback: CALSAPlugin::OpenALSA: Opened audio device pulse
0015561: 3005007616: Playback: CALSAPlugin::OpenALSA: Set sample rate 48000
0015561: 3005007616: Playback: CALSAPlugin::OpenALSA: Using device at bitdepth S32_LE
0015561: 3005007616: Playback: CALSAPlugin::OpenALSA: Buffer size is 24000 uFrames
0015561: 3005007616: Playback: CALSAPlugin::OpenALSA: Period size is 4800 uFrames
0015563: 367138560: Sharing Plugins: CUDPSocketReader::Accept: Start
0015563: 367138560: Sharing Plugins: CUDPSocketReader::Accept: Description: CListenerBase::CListenerBase [UDP]
0015563: 367138560: Sharing Plugins: CUDPSocketReader::Accept: Finish (0 ms)
0015563: 383923968: Sharing Plugins: CHTTPListenerWorker::HandleConnection: Start
0015563: 383923968: Sharing Plugins: CHTTPListenerWorker::HandleRequest: UDP: 192.168.1.29: : http://127.0.0.1
0015563: 383923968: Sharing Plugins: CHTTPListenerWorker::HandleConnection: Finish (0 ms)
0015566: 887019392: General: CMCUICore::SystemPowerManager_UpdateActions: Start
0015566: 887019392: General: CMCUICore::SystemPowerManager_UpdateActions: UI Mode: -999; Playing: 1
0015567: 887019392: General: CMCUICore::SystemPowerManager_UpdateActions: Finish (result: 0) (0 ms)
0015567: 887019392: General: CSystemPowerManager::OnCmd: Screen Saver Reset
0015569: 3005007616: Playback: CALSAPlugin::OpenALSA: Hardware cannot resume
0015570: 3005007616: Playback: CALSAPlugin::OpenALSA: Finish (14 ms)
0015570: 3005007616: Playback: CALSAPlugin::Open: Finish (14 ms)
0015571: 409102080: Playback: CWaveOutBin::CreateBin: Finish (24 ms)
0015571: 383923968: Playback: CWaveOutBinPlayThread::Thread: Start
0015571: 409102080: Playback: CPlayerZone::OnNewStream: Start
0015571: 409102080: Playback: CPlayerZone::OnNewStream: Finish (0 ms)
0015573: 367138560: Sharing Plugins: CUDPSocketReader::Accept: Start
0015573: 367138560: Sharing Plugins: CUDPSocketReader::Accept: Description: CListenerBase::CListenerBase [UDP]
0015578: 887019392: General: CMJFileListCtrl::StartFileInsertion: Start
0015578: 350353152: Reader: CLinuxINetReader::OpenRange: Finish (32 ms)
0015579: 350353152: Playback: CPlayerZoneDisplayInfoLoadImageThread::Thread: Image: 7FE9D001D140
0015579: 350353152: Playback: CPlayerZoneDisplayInfoLoadImageThread::Thread: Finish (33 ms)
0015580: 887019392: General: CMJFileListCtrl::StartFileInsertion: Finish (1 ms)
0015580: 887019392: General: CMJFileListCtrl::FinishFileInsertion: Start
0015580: 887019392: General: CMJFileListCtrl::SetItemCount: Start
0015580: 887019392: General: CMJFileListCtrl::SetItemCount: Finish (0 ms)
0015583: 887019392: General: CMJFileListCtrl::FinishFileInsertion: Finish (3 ms)
0015619: 367138560: Sharing Plugins: CUDPSocketReader::Accept: Finish (45 ms)