Download lossless music get err 21

Here is the error log. The music library is shared over SMB, it works fine if the music library is local. Is it a bug that it doesn't work over SMB. Any idea how can I make it work?

2021-12-04 18:35:07.566077+1300  localhost Music[7298]: [com.apple.amp.core:assertions] Assertion failure: (!inContainerAdamID.IsEmpty())
2021-12-04 18:35:07.567501+1300  localhost Music[7298]: [com.apple.Music:dm] download disabling system sleep
2021-12-04 18:35:07.567782+1300  localhost Music[7298]: [com.apple.amp.core:powermanagement] pm) sys-prevent      1 1 'download'
2021-12-04 18:35:07.567849+1300  localhost Music[7298]: [com.apple.Music:clouddownloadhelper] SendRedownloadIfNecessary(1)
2021-12-04 18:35:07.571750+1300  localhost Music[7298]: [com.apple.amp.core:assertions] Assertion failure: err == (-43)
2021-12-04 18:35:07.734630+1300  localhost Music[7298]: [com.apple.Music:dm] HLS download starting, destination: file:///Volumes/nas/media/Downloads-Music/%E5%98%89%E5%AE%BE%20_%20%E5%98%89%E5%AE%BE%20-%20Single%20_%20%E5%BC%A0%E
8%BF%9C.tmp/download.movpkg
2021-12-04 18:35:23.240194+1300  localhost Music[7298]: [com.apple.amp:clientcommandprocessor] Starting executing (kDevicesChanged command. ccp:AVOutputDeviceManager -
2021-12-04 18:35:23.247084+1300  localhost Music[7298]: [com.apple.amp:clientcommandprocessor] Starting executing (kDevicesChanged command. ccp:AVOutputDeviceManager -
2021-12-04 18:35:25.457354+1300  localhost Music[7298]: [com.apple.amp:clientcommandprocessor] Starting executing (kDevicesChanged command. ccp:AVOutputDeviceManager -
2021-12-04 18:35:25.458650+1300  localhost Music[7298]: [com.apple.amp:clientcommandprocessor] Starting executing (kDevicesChanged command. ccp:AVOutputDeviceManager -
2021-12-04 18:35:27.746971+1300  localhost Music[7298]: [com.apple.Music:dm] downloadOptionsDict: {}
2021-12-04 18:35:27.756724+1300  localhost Music[7298]: [com.apple.Music:cks] Created session context 0x600001542440 for session 0x600001efcb60
2021-12-04 18:35:27.871918+1300  localhost Music[7298]: [com.apple.Music:dm] HLS download failed (The operation couldn’t be completed. (CoreMediaErrorDomain error -12884.))
2021-12-04 18:35:27.871975+1300  localhost Music[7298]: [com.apple.amp.core:assertions] Assertion failure: (mediaSelections != __null)
2021-12-04 18:35:27.873048+1300  localhost Music[7298]: [com.apple.Music:dm] download enabling system sleep
2021-12-04 18:35:27.873268+1300  localhost Music[7298]: [com.apple.amp.core:powermanagement] pm) sys-allow        0 0 'download'
2021-12-04 18:35:27.945772+1300  localhost Music[7298]: [com.apple.amp.core:powermanagement] pm) sys-prevent      1 1 'download'                                                                                                     
2021-12-04 18:35:28.014048+1300  localhost Music[7298]: [com.apple.amp.core:powermanagement] pm) sys-allow        0 0 'download'                                                                                                     
2021-12-04 18:35:43.472889+1300  localhost Music[7298]: [com.apple.Music:effects] SEManager::SetSESettings 127 (disabled)                                                                                                            
2021-12-04 18:35:44.735462+1300  localhost Music[7298]: [com.apple.amp.core:watch]  idle> timer 1510668.802129  Idle  0                                                                                                              
2021-12-04 18:35:44.737050+1300  localhost Music[7298]: [com.apple.amp.core:watch] state> Idle --> Pruning                                                                                                                           
2021-12-04 18:35:44.745133+1300  localhost Music[7298]: [com.apple.amp.core:watch]  scan> result 0                                                                                                                                   
2021-12-04 18:35:44.746321+1300  localhost Music[7298]: [com.apple.amp.core:watch] prune> ignoring '.localized'  (0)                                                                                                                 
2021-12-04 18:35:44.746493+1300  localhost Music[7298]: [com.apple.amp.core:watch] state> Pruning --> Idle    

2021-12-04 20:35:37.698776+1300 0xbf5fc5   Info        0x0                  12426  0    Music: [com.apple.Music:msp] '空空如也' (1327591456) audioCapabilities: 0xc
2021-12-04 20:35:37.698816+1300 0xbf5fc5   Info        0x0                  12426  0    Music: [com.apple.Music:msp] available in lossless
2021-12-04 20:35:37.698849+1300 0xbf5fc5   Info        0x0                  12426  0    Music: [com.apple.Music:msp] available in stereo (lossy)
2021-12-04 20:35:37.915559+1300 0xbf93c0   Info        0x0                  12426  0    Music: [com.apple.Music:dm] HLS download starting, destination: file:///Volumes/nas/media/Downloads-Music/%E7%A9%BA%E7%A9%BA%E5%A6%82%E4%B9%9F%20_%20%E7%A9%BA%E7%A9%BA%E5%A6%82%E4%B9%9F%20-%20Single%20_%20%E8%83%A166.tmp/download.movpkg                                                                                                                                      
2021-12-04 20:35:38.048176+1300 0xbf93c0   Info        0x0                  12426  0    Music: [com.apple.Music:dm] downloadOptionsDict: SelectionPrefersLosslessAudio = true                                                        
2021-12-04 20:35:38.048769+1300 0xbf5fc5   Info        0x0                  12426  0    Music: [com.apple.Music:cks] Created session context 0x600000676710 for session 0x600000e30460                                               
2021-12-04 20:35:38.172113+1300 0xbf93c0   Info        0x0                  12426  0    Music: [com.apple.Music:dm] HLS download failed (The operation couldn’t be completed. (CoreMediaErrorDomain error 21.))                      
2021-12-04 20:35:38.173118+1300 0xbf93c0   Info        0x0                  12426  0    Music: [com.apple.Music:dm] download enabling system sleep                                                                                   
2021-12-04 20:35:38.173476+1300 0xbf93c0   Default     0x0                  12426  0    Music: [com.apple.amp.core:powermanagement] pm) sys-allow        0 0 'download'                                                              
2021-12-04 20:35:38.232621+1300 0xbf5fc5   Default     0x0                  12426  0    Music: [com.apple.amp.core:powermanagement] pm) sys-prevent      1 1 'download'                                                              
2021-12-04 20:35:38.283262+1300 0xbf5fc5   Default     0x0                  12426  0    Music: [com.apple.amp.core:powermanagement] pm) sys-allow        0 0 'download'  

Not playing. Playing is fine. But err 21 when downloaded