No audio track after using unified plan

After updating lib-jitsi-meet in our app, some users are experiencing issues with their audio. The issue appeared right after we used unified plan. Other users cannot hear their audio.

2021-08-14T14:43:33.754Z [modules/xmpp/JingleSessionPC.js] JingleSessionPC[session=JVB,initiator=false,sid=1g045d1391kei] replaceTrack worker started. oldTrack = null, newTrack = null
2021-08-14T14:43:33.759Z [modules/RTC/TPCUtils.js] <h.replaceTrack>:  TPC[id=1,type=JVB] TPCUtils.replaceTrack called with no new track and no old track
2021-08-14T14:43:33.759Z [modules/xmpp/JingleSessionPC.js] JingleSessionPC[session=JVB,initiator=false,sid=1g045d1391kei] TPC.replaceTrack finished. shouldRenegotiate = true, JingleSessionState = active
2021-08-14T14:43:33.759Z [modules/xmpp/JingleSessionPC.js] <Object.callback>:  JingleSessionPC[session=JVB,initiator=false,sid=1g045d1391kei]  Replace track done!
2021-08-14T14:43:33.760Z [JitsiMeetJS.js] <Object.getGlobalOnErrorHandler>:  UnhandledError: TypeError: Cannot read property 'isAudioTrack' of null Script: null Line: null Column: null StackTrace:  Error: TypeError: Cannot read property 'isAudioTrack' of null
    at https://room.domain/libs/lib-jitsi-meet.min.js?v=sync-lib-jitsi-meet-6114:10:45725
    at async https://room.domain/libs/app.bundle.min.js?v=sync-lib-jitsi-meet-6114:48:393620
Error: TypeError: Cannot read property 'isAudioTrack' of null
2021-08-14T14:43:33.860Z [modules/RTC/RTCUtils.js] onUserMediaSuccess
2021-08-14T14:43:33.862Z [modules/RTC/JitsiLocalTrack.js] <y._setStream>:  Setting new MSID: fc15be2f-332c-4156-9f54-1816b2cf17f0 7193a576-1bf8-405c-88e1-9b2be1a36f82 on LocalTrack[undefined,audio]
2021-08-14T14:43:33.865Z [modules/RTC/JitsiLocalTrack.js] Mute LocalTrack[4,audio]: true2021-08-14T14:43:33.866Z [modules/xmpp/JingleSessionPC.js] JingleSessionPC[session=JVB,initiator=false,sid=1g045d1391kei] Queued replaceTrack task. Old track = LocalTrack[1,audio], new track = LocalTrack[4,audio]
2021-08-14T14:43:33.867Z [JitsiConference.js] <ce._doReplaceTrack>:  _doReplaceTrack - no P2P JingleSession
2021-08-14T14:43:33.867Z [modules/xmpp/JingleSessionPC.js] JingleSessionPC[session=JVB,initiator=false,sid=1g045d1391kei] replaceTrack worker started. oldTrack = LocalTrack[1,audio], newTrack = LocalTrack[4,audio]
2021-08-14T14:43:33.872Z [modules/xmpp/JingleSessionPC.js] <Object.callback>:  JingleSessionPC[session=JVB,initiator=false,sid=1g045d1391kei] Replace track error: Error: replace track failed
2021-08-14T14:43:33.873Z [JitsiMeetJS.js] <Object.getGlobalOnErrorHandler>:  UnhandledError: Error: replace track failed Script: null Line: null Column: null StackTrace:  Error: Error: replace track failed
    at https://room.domain/libs/lib-jitsi-meet.min.js?v=sync-lib-jitsi-meet-6114:10:45725
    at async https://room.domain/libs/app.bundle.min.js?v=sync-lib-jitsi-meet-6114:48:393620
    at async Promise.all (index 0)
    at async Promise.all (index 0)