Hi,
I'm using SOTI cloud server v13.4 with Android+ devices (Samsung Xcover4) with OS 7, 8 and 9.
I have some random issues while using NFC on my devices.
I have for 10 devices (with exactly same configuration) in same profile/lockdown, some of them are displaying toast message when users try to connect to our app using their NFC card.
The toast is from SOTI and is like "Security policy didn't allow to change settings" (translated from french message) as you can see on my picture.
I discovered that issue is very very very random because when I just renammed the profile and assigned it, the issue disappeared but appears on other devices (which were working correctly with NFC).
In any case I enabled the log file, on one device where I have this issue if you can tell me what's going wrong.
2020-03-02 14:27:26.227|[INCOMING][349]|D|AP|[net.soti.mobicontrol.dl.o.e:107] Start watching permission changes.|
2020-03-02 14:27:26.228|[INCOMING][349]|D|AP|[MCMessageQueue][sendMessage] ==>(send) CommDevConfigMsg|
2020-03-02 14:27:26.240|[INCOMING][349]|D|AP|[IncomingMessageProcessor][run] awaiting next message. IncomingMessageQueue will time out in 72000 ms.|
2020-03-02 14:27:26.412|AsyncTask #3|D|AP|[ClientCertificateStorage][getClientAlias]|
2020-03-02 14:27:26.470|main|D|AP|[KioskLaunchers][onNavigation] user clicked launch://com.ier.tepv.base|
2020-03-02 14:27:26.476|main|D|AP|[KioskLaunchers][onNavigation] launching with v|
2020-03-02 14:27:26.478|pool-10-thread-1|D|AP|[SamsungMdmV5ManualBlacklistProcessor][getAppliedBlacklist] Blocked pkgs: com.android.camera2/com.android.camera.CameraActivity, com.android.launcher3, com.android.quicksearchbox/.SearchActivity, com.android.settings/.Settings, com.google.android.googlequicksearchbox/.SearchActivity, com.samsung.android.app.galaxyfinder, com.samsung.android.app.spage, com.samsung.android.bixby.agent, com.samsung.android.bixby.es.globalaction, com.samsung.android.bixby.plmsync, com.samsung.android.bixby.voiceinput, com.samsung.android.bixby.wakeup, com.samsung.android.rubin.app, com.samsung.android.visionintelligence, com.samsung.knox.securefolder/.containeragent.ui.settings.KnoxSettingsActivity, com.samsung.knox.securefolder/.containeragent.ui.settings.KnoxSettingsActivity2, com.samsung.knox.securefolder/.containeragent.ui.settings.KnoxSettingsActivity3, com.samsung.knox.securefolder/.containeragent.ui.settings.SFTileUtil, com.sec.android.app.camera, com.sec.android.app.controlpanel, com.vlingo.client|
2020-03-02 14:27:26.480|pool-10-thread-1|D|AP|[SamsungMdmV5ManualBlacklistProcessor][changeApplicationState] enable (com.android.settings/.Settings, com.google.android.googlequicksearchbox/.SearchActivity)|
2020-03-02 14:27:26.481|pool-10-thread-1|D|AP|[BaseApplicationControlManager][enableApplicationLaunch] - begin - packageName: com.android.settings/.Settings|
2020-03-02 14:27:26.491|AsyncTask #3|D|AP|[ClientCertificateStorage][getClientAlias] MobiControlIntermediateCA3C5524018A5B8A4CAF7EDEDC2232072D|
2020-03-02 14:27:26.508|AsyncTask #3|I|AP|[ClientCertificateStorage][getKeyManagers] Using MobiControlIntermediateCA3C5524018A5B8A4CAF7EDEDC2232072D for client authentication|
2020-03-02 14:27:26.509|main|D|AP|[net.soti.mobicontrol.lockdown.kiosk.t.b:57] Launch a package: com.ier.tepv.base activity: |
2020-03-02 14:27:26.510|pool-10-thread-1|D|AP|[SamsungMdmV5ManualBlacklistProcessor][getAllBlacklistToApply] Sorted blacklist to apply com.vlingo.client com.sec.android.app.controlpanel com.sec.android.app.camera com.samsung.knox.securefolder/.containeragent.ui.settings.SFTileUtil com.samsung.knox.securefolder/.containeragent.ui.settings.KnoxSettingsActivity3 com.samsung.knox.securefolder/.containeragent.ui.settings.KnoxSettingsActivity2 com.samsung.knox.securefolder/.containeragent.ui.settings.KnoxSettingsActivity com.samsung.android.visionintelligence com.samsung.android.rubin.app com.samsung.android.bixby.wakeup com.samsung.android.bixby.voiceinput com.samsung.android.bixby.plmsync com.samsung.android.bixby.es.globalaction com.samsung.android.bixby.agent com.samsung.android.app.spage com.samsung.android.app.galaxyfinder com.google.android.googlequicksearchbox/.VoiceSearchActivity com.android.quicksearchbox/.SearchActivity com.android.launcher3 com.android.camera2/com.android.camera.CameraActivity|
2020-03-02 14:27:26.559|pool-10-thread-1|D|AP|[SamsungMdmV5ApplicationControlManager][doEnableApplicationLaunch] Enabled com.android.settings/.Settings: true|
2020-03-02 14:27:26.560|pool-10-thread-1|D|AP|[SamsungMdmV5ApplicationControlManager][enableApplicationLaunch] - end|
2020-03-02 14:27:26.560|pool-10-thread-1|D|AP|[BaseApplicationControlManager][enableApplicationLaunch] - begin - packageName: com.google.android.googlequicksearchbox/.SearchActivity|
2020-03-02 14:27:26.569|pool-10-thread-1|D|AP|[SamsungMdmV5ManualBlacklistProcessor][getAllBlacklistToApply] Sorted blacklist to apply com.vlingo.client com.sec.android.app.controlpanel com.sec.android.app.camera com.samsung.knox.securefolder/.containeragent.ui.settings.SFTileUtil com.samsung.knox.securefolder/.containeragent.ui.settings.KnoxSettingsActivity3 com.samsung.knox.securefolder/.containeragent.ui.settings.KnoxSettingsActivity2 com.samsung.knox.securefolder/.containeragent.ui.settings.KnoxSettingsActivity com.samsung.android.visionintelligence com.samsung.android.rubin.app com.samsung.android.bixby.wakeup com.samsung.android.bixby.voiceinput com.samsung.android.bixby.plmsync com.samsung.android.bixby.es.globalaction com.samsung.android.bixby.agent com.samsung.android.app.spage com.samsung.android.app.galaxyfinder com.google.android.googlequicksearchbox/.VoiceSearchActivity com.android.settings/.Settings com.android.quicksearchbox/.SearchActivity com.android.launcher3 com.android.camera2/com.android.camera.CameraActivity|
2020-03-02 14:27:26.618|pool-10-thread-1|D|AP|[SamsungMdmV5ApplicationControlManager][doEnableApplicationLaunch] Enabled com.google.android.googlequicksearchbox/.SearchActivity: true|
2020-03-02 14:27:26.618|pool-10-thread-1|D|AP|[SamsungMdmV5ApplicationControlManager][enableApplicationLaunch] - end|
2020-03-02 14:27:26.631|pool-10-thread-1|D|AP|[SamsungMdmV5ManualBlacklistProcessor][getAllBlacklistToApply] Sorted blacklist to apply com.vlingo.client com.sec.android.app.controlpanel com.sec.android.app.camera com.samsung.knox.securefolder/.containeragent.ui.settings.SFTileUtil com.samsung.knox.securefolder/.containeragent.ui.settings.KnoxSettingsActivity3 com.samsung.knox.securefolder/.containeragent.ui.settings.KnoxSettingsActivity2 com.samsung.knox.securefolder/.containeragent.ui.settings.KnoxSettingsActivity com.samsung.android.visionintelligence com.samsung.android.rubin.app com.samsung.android.bixby.wakeup com.samsung.android.bixby.voiceinput com.samsung.android.bixby.plmsync com.samsung.android.bixby.es.globalaction com.samsung.android.bixby.agent com.samsung.android.app.spage com.samsung.android.app.galaxyfinder com.google.android.googlequicksearchbox/.SearchActivity com.android.settings/.Settings com.android.quicksearchbox/.SearchActivity com.android.launcher3 com.android.camera2/com.android.camera.CameraActivity|
2020-03-02 14:27:26.631|pool-10-thread-1|D|AP|[SamsungMdmV5ManualBlacklistProcessor][changeApplicationState] disable (com.google.android.googlequicksearchbox/.SearchActivity, com.android.settings/.Settings)|
2020-03-02 14:27:26.631|pool-10-thread-1|D|AP|[BaseApplicationControlManager][disableApplicationLaunch] - begin - packageName: com.google.android.googlequicksearchbox/.SearchActivity|
2020-03-02 14:27:26.704|pool-10-thread-1|D|AP|[SamsungMdmV5ApplicationControlManager][doDisableApplicationLaunch] Disabled com.google.android.googlequicksearchbox/.SearchActivity: true|
2020-03-02 14:27:26.704|pool-10-thread-1|D|AP|[BaseApplicationControlManager][disableApplicationLaunch] - end|
2020-03-02 14:27:26.705|pool-10-thread-1|D|AP|[BaseApplicationControlManager][disableApplicationLaunch] - begin - packageName: com.android.settings/.Settings|
2020-03-02 14:27:26.724|pool-10-thread-1|D|AP|[SamsungMdmV5ApplicationControlManager][doDisableApplicationLaunch] Disabled com.android.settings/.Settings: true|
2020-03-02 14:27:26.725|pool-10-thread-1|D|AP|[BaseApplicationControlManager][disableApplicationLaunch] - end|
2020-03-02 14:27:26.742|pool-10-thread-1|I|AP|[SamsungMdmV5ManualBlacklistProcessor][applyProfile] - end {[Lockdown blocked:[com.samsung.knox.securefolder/com.samsung.knox.securefolder.containeragent.ui.settings.SFTileUtil, com.samsung.android.rubin.app, com.sec.android.app.camera, com.samsung.android.bixby.wakeup, com.android.quicksearchbox/.SearchActivity, com.android.settings, com.samsung.android.bixby.agent, com.samsung.android.visionintelligence, com.samsung.knox.securefolder/com.samsung.knox.securefolder.containeragent.ui.settings.KnoxSettingsActivity3, com.samsung.knox.securefolder/com.samsung.knox.securefolder.containeragent.ui.settings.KnoxSettingsActivity2, com.samsung.android.app.galaxyfinder, com.android.launcher3, com.sec.android.app.controlpanel, com.android.camera2/com.android.camera.CameraActivity, com.samsung.knox.securefolder/com.samsung.knox.securefolder.containeragent.ui.settings.KnoxSettingsActivity, com.samsung.android.bixby.voiceinput, com.vlingo.client, com.samsung.android.app.spage, com.samsung.android.bixby.es.globalaction, com.samsung.android.bixby.plmsync, com.google.android.googlequicksearchbox], allowed:[com.android.settings/.CredentialStorage, com.android.settings/.Settings$AppDrawOverlaySettingsActivity, com.android.settings/.fingerprint.FingerprintEnrollEnrolling, com.android.settings/.ChooseLockPatternTutorial, com.android.settings/.notification.RedactionInterstitial, com.android.settings/com.samsung.android.settings.nfc.NfcForegroundDialog, com.android.settings/.EncryptionInterstitial, com.android.settings/.ConfirmLockPattern$InternalActivity, com.ier.tepv.base, com.android.settings/.ChooseLockGeneric$InternalActivity, com.android.settings/.bluetooth.RequestPermissionActivity, com.android.settings/.SubSettings, com.android.settings/.ConfirmLock, com.android.settings/.ChooseLockGeneric, com.android.settings/.password.SetNewPasswordActivity, com.google.android.googlequicksearchbox/.VoiceSearchActivity, com.android.settings/.ChooseLockPattern, com.android.settings/.ConfirmLockPassword$InternalActivity, com.android.settings/.Settings$SoundSettingsActivity, com.android.settings/.lockscreen.ChooseLockGeneric, com.android.settings/.ChooseLockPassword, com.android.settings/com.samsung.android.settings.nfc.NfcAdvancedRoutingSetting, com.android.settings/.bluetooth.BluetoothPairingDialog, com.android.settings/.Settings$NfcSettingsActivity, com.android.settings/.ChooseLock, com.android.settings/.nfc.PaymentDefaultDialog, com.android.settings/.fingerprint.RegisterFingerprint, com.android.settings/.ConfirmLockPassword, com.android.settings/.RedactionInterstitial, com.android.settings/.Settings$CryptKeeperSettingsActivity, com.android.settings/.fingerprint.FingerprintEnrollFindSensor, com.android.settings/.ChooseLockAdditionalPin, com.android.settings/com.samsung.android.settings.nfc.HowItWorks, com.android.settings/.fingerprint.FingerprintEnrollFinish, com.android.settings/.ConfirmLockGeneric], enabled:true, forcePolling:false, SamsungPackageDisabling:false]}|
2020-03-02 14:27:26.743|pool-10-thread-1|D|AP|[net.soti.mobicontrol.lockdown.ar.a:63] end applying lockdown restrictions|
2020-03-02 14:27:26.756|pool-10-thread-1|D|AP|[LockdownLauncherService][doLaunchLockdown] begin|
2020-03-02 14:27:26.756|pool-10-thread-1|D|AP|[BaseLockdownManager][clearHistoryAndStartKiosk]|
2020-03-02 14:27:26.820|RxComputationThreadPool-3|D|AP|[net.soti.mobicontrol.dl.o.onOpChanged:66] Agent doesn't need permissions true.|
2020-03-02 14:27:26.821|RxComputationThreadPool-3|D|AP|[net.soti.mobicontrol.dl.o.onOpChanged:67] Op change is not valid = false for type APP_ACCESS_NOTIFICATION VS received change type access_notification_op_type.|
2020-03-02 14:27:27.067|AsyncTask #3|D|AP|[AppCatJsonProcessor][getJsonObject]Connecting to: https://S008435.mobicontrolcloud.com/mc/mdm/appcatalog/json/355621085944357|
2020-03-02 14:27:27.113|main|D|AP|[net.soti.mobicontrol.lockdown.dx.a:88] begin|
2020-03-02 14:27:27.115|main|D|AP|[net.soti.mobicontrol.lockdown.dx.a:90] getting profile 2|
2020-03-02 14:27:27.116|main|D|AP|[net.soti.mobicontrol.lockdown.dx.b:46] begin|
2020-03-02 14:27:27.117|main|D|AP|[net.soti.mobicontrol.lockdown.dx.a:88] begin|
2020-03-02 14:27:27.121|main|D|AP|[net.soti.mobicontrol.lockdown.dx.a:90] getting profile 2|
2020-03-02 14:27:27.121|main|D|AP|[net.soti.mobicontrol.lockdown.dx.b:46] begin|
2020-03-02 14:27:27.124|main|D|AP|[net.soti.mobicontrol.lockdown.dx.a:88] begin|
2020-03-02 14:27:27.126|main|D|AP|[net.soti.mobicontrol.lockdown.dx.a:90] getting profile 2|
2020-03-02 14:27:27.127|main|D|AP|[net.soti.mobicontrol.lockdown.dx.b:46] begin|
2020-03-02 14:27:27.128|main|D|AP|[net.soti.mobicontrol.lockdown.dx.b:96] getProfile 2|
2020-03-02 14:27:27.175|pool-10-thread-1|D|AP|[LockdownLauncherService][doLaunchLockdown] finished|
2020-03-02 14:27:27.184|pool-10-thread-1|D|AP|[DefaultLockdownProcessor][updateLockdownState] inLockdownMode: true|
2020-03-02 14:27:27.187|pool-10-thread-1|I|AP|[SingleAppModeAdminModeGestureService][receive] Message:Message{destination='net.soti.mobicontrol.lockdown', action='start'} , Action:start|
2020-03-02 14:27:27.188|pool-10-thread-1|D|AP|[net.soti.mobicontrol.lockdown.dx.a:88] begin|
2020-03-02 14:27:27.191|pool-10-thread-1|D|AP|[net.soti.mobicontrol.lockdown.dx.a:90] getting profile 2|
2020-03-02 14:27:27.192|pool-10-thread-1|D|AP|[net.soti.mobicontrol.lockdown.dx.b:46] begin|
2020-03-02 14:27:27.193|pool-10-thread-1|I|AP|[SingleAppModeAdminModeGestureService][receive] Is not in single app mode; disable admin mode gesture|
2020-03-02 14:27:27.204|pool-10-thread-1|D|AP|[PendingActionProcessor][receive] - begin - message: Message{destination='net.soti.mobicontrol.lockdown', action='start'}|
I precise that all devices are working with agent 13.7.5.1013 ELM and were working perfectly with NFC detection before profile update.
Please check attachment for more details.

Many thanks for your helps.