[Samsung Galaxy J5 (2016) ROMs, Kernels, Recoveries] TriATK:
got an error

! Failed: /system could not be mounted!

when flashing this rom. Phone can't startup and enter a boot loop to recovery.

Full logs here:

AROMA INSTALLER version 3.00
(c) 2013-2015 by amarullz.com

ROM Name : SkiesROM UX Note7 Port ROM
ROM Version : 1.0-Beta
ROM Author : BlackMesa123; GeneticEnginer(Port/Mods/Custom Kernel)
Device : SM-J510xx
Start at : Wed Dec 31 18:24:10 1969

************************************************
* Installing SkiesROM UX Note7 Port ROM
* For SM-J510xx
* Running android Marshmallow-6.0.1
* Developed by BlackMesa123; GeneticEnginer(Port/Mods/Custom Kernel)
************************************************
-- Preparing device partitions
Extract: /tmp/efs_backup.sh
Extract: /tmp/flash_kernel.sh
Extract: /tmp/wipe.sh
about to run program [/sbin/mount] with 4 args
about to run program [/sbin/mount] with 4 args
mount: mounting /dev/block/mmcblk0p28 on /data failed: Device or resource busy
run_program: child exited with status 255
-- Continue without efs backup
-- Wiping all user data files
about to run program [/tmp/wipe.sh] with 1 args
mount: mounting /dev/block/mmcblk0p28 on /data failed: Device or resource busy
-- Continue without hard format
-- Extracting system & data
Extract: /system/app/AllShareCastPlayer/AllShareCastPlayer.apk
Extract: /system/app/AllshareFileShare/AllshareFileShare.apk
Extract: /system/app/AllshareFileShareClient/AllshareFileShareClient.apk
Extract: /system/app/AllshareFileShareServer/AllshareFileShareServer.apk
Extract: /system/app/AllshareMediaShare/AllshareMediaShare.apk
Extract: /system/app/AppLinker/AppLinker.apk
Extract: /system/app/AssistantMenu_M/AssistantMenu_M.apk
Extract: /system/app/BeaconManager_40/BeaconManager_40.apk
Extract: /system/app/BeaconManager_40/lib/arm/libSoundNFC.so
Extract: /system/app/BeamService/BeamService.apk
Extract: /system/app/Bluetooth/Bluetooth.apk
Extract: /system/app/BluetoothMidiService/BluetoothMidiService.apk
Extract: /system/app/BriefingPanel/BriefingPanel.apk
Extract: /system/app/CaptivePortalLogin/CaptivePortalLogin.apk
Extract: /system/app/CatchFavorites_M/CatchFavorites_M.apk
Extract: /system/app/CertInstaller/CertInstaller.apk
Extract: /system/app/ClipboardSaveService/ClipboardSaveService.apk
Extract: /system/app/ClipboardUIService/ClipboardUIService.apk
Extract: /system/app/ClockPackage_China/ClockPackage_China.apk
Extract: /system/app/CocktailQuickTool/CocktailQuickTool.apk
Extract: /system/app/ColorBlind_M/ColorBlind_M.apk
Extract: /system/app/DocumentsUI/DocumentsUI.apk
Extract: /system/app/EasyOneHand3/EasyOneHand3.apk
Extract: /system/app/EasySetup/EasySetup.apk
Extract: /system/app/EasySetup/lib/arm/libsakep-client.so
Extract: /system/app/EasymodeContactsWidget/EasymodeContactsWidget.apk
Extract: /system/app/EdmSimPinService/EdmSimPinService.apk
Extract: /system/app/EdmVpnServices/EdmVpnServices.apk
Extract: /system/app/EmergencyLauncher/EmergencyLauncher.apk
Extract: /system/app/EmergencyModeService/EmergencyModeService.apk
Extract: /system/app/EmergencyProvider/EmergencyProvider.apk
Extract: /system/app/FFFFFFFF000000000000000000000001.drbin
Extract: /system/app/FlashAnnotate/FlashAnnotate.apk
Extract: /system/app/FlipboardBriefing_Grace/FlipboardBriefing_Grace.apk
Extract: /system/app/GalaxyAppsWidget_Phone_Grace/GalaxyAppsWidget_Phone_Grace.apk
Extract: /system/app/GearManagerStub/GearManagerStub.apk
Extract: /system/app/Gmail2/Gmail2.apk
Extract: /system/app/GoogleCalendarSyncAdapter/GoogleCalendarSyncAdapter.apk
Extract: /system/app/GoogleContactsSyncAdapter/GoogleContactsSyncAdapter.apk
Extract: /system/app/GoogleTTS/GoogleTTS.apk
Extract: /system/app/KeyChain/KeyChain.apk
Extract: /system/app/MhdrService/MhdrService.apk
Extract: /system/app/MirrorLink/MirrorLink.apk
Extract: /system/app/MobilePrintSvc_Samsung/MobilePrintSvc_Samsung.apk
Extract: /system/app/MsgExtension/MsgExtension.apk
Extract: /system/app/NfcNci/NfcNci.apk
Extract: /system/app/Notes/Notes.apk
Extract: /system/app/OperaMax/OperaMax.apk
Extract: /system/app/PacProcessor/PacProcessor.apk
Extract: /system/app/PhotoTable/PhotoTable.apk
Extract: /system/app/PopupuiReceiver_M/PopupuiReceiver_M.apk
Extract: /system/app/QuickConnect_4x/QuickConnect_4x.apk
Extract: /system/app/RootPA/RootPA.apk
Extract: /system/app/SBrowserEdge/SBrowserEdge.apk
Extract: /system/app/SBrowser_5.0/SBrowser_5.0.apk
Extract: /system/app/SPdfNote/SPdfNote.apk
Extract: /system/app/STalkback/STalkback.apk
Extract: /system/app/SafetyInformation/SafetyInformation.apk
Extract: /system/app/SamsungCalendar/SamsungCalendar.apk
Extract: /system/app/SamsungCalendar/lib/arm/libtscalendar.so
Extract: /system/app/SamsungIMEv3_GRACE/SamsungIMEv3_GRACE.apk
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libMyScript2D.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libMyScriptEngine.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libMyScriptPrediction.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libMyScriptText.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libSPenBase.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libSPenBeautify.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libSPenBrush.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libSPenChineseBrush.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libSPenEngine.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libSPenFountainPen.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libSPenInit.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libSPenInkPen.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libSPenMagicPen.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libSPenMarker.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libSPenModel.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libSPenMontblancCalligraphyPen.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libSPenMontblancFountainPen.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libSPenObliquePen.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libSPenPencil.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libSPenPluginFW.so
Extract: /system/app/SamsungIMEv3_GRACE/lib/arm/libSPenSkia.so
Extract: /data/app/AdAway.apk
Extract: /data/misc/adb/adb_keys
Extract: /data/app/com.topjohnwu.magisk-1/base.apk
Extract: /data/app/com.topjohnwu.magisk-1/lib/arm/libzipadjust.so
Extract: /data/app/de.robv.android.xposed.installer-1/base.apk
Extract: /system/priv-app/ViPERFX/ViPERFX.apk
Extract: /system/priv-app/ViPERFX/lib/arm/libV4AJniUtils.so
-- Creating symbolic links
created [/system/etc]
created [/system/etc/firmware]
created [/system/etc/firmware/wcd9306]
created [/system/rfs]
created [/system/rfs/mdm]
created [/system/rfs/mdm/adsp]
created [/system/rfs/msm]
created [/system/rfs/msm/adsp]
created [/system/rfs/apq]
created [/system/rfs/apq/gnss]
created [/system/rfs/mdm/mpss]
created [/system/rfs/msm/mpss]
created [/system/rfs/mdm/sparrow]
created [/system/rfs/apq/gnss/readonly]
created [/system/rfs/mdm/adsp/readonly]
created [/system/rfs/mdm/mpss/readonly]
created [/system/rfs/mdm/sparrow/readonly]
created [/system/rfs/msm/adsp/readonly]
created [/system/rfs/msm/mpss/readonly]
created [/system/app/Bluetooth/lib]
created [/system/app/Bluetooth/lib/arm]
created [/system/app/RootPA/lib]
created [/system/app/RootPA/lib/arm]
created [/system/priv-app/DefaultContainerService]
created [/system/priv-app/DefaultContainerService/lib]
created [/system/priv-app/DefaultContainerService/lib/arm]
created [/system/app/PacProcessor/lib]
created [/system/app/PacProcessor/lib/arm]
created [/system/app/NfcNci/lib]
created [/system/app/NfcNci/lib/arm]
created [/system/app/SPrintSpooler6]
created [/system/app/SPrintSpooler6/lib]
created [/system/app/SPrintSpooler6/lib/arm]
created [/system/bin]
created [/system/fonts]
created [/system/lib]
-- Setting & fixing permissions
-- Flashing kernel image
about to run program [/tmp/flash_kernel.sh] with 1 args
17728+1 records in
17728+1 records out
9076752 bytes (8.7MB) copied, 0.927882 seconds, 9.3MB/s
__bionic_open_tzdata: couldn't find any tzdata when looking for CST6CDT,M3.2.0,M11.1.0!
__bionic_open_tzdata: couldn't find any tzdata when looking for posixrules!
__bionic_open_tzdata: couldn't find any tzdata when looking for CST6CDT,M3.2.0,M11.1.0!
__bionic_open_tzdata: couldn't find any tzdata when looking for posixrules!
__bionic_open_tzdata: couldn't find any tzdata when looking for CST6CDT,M3.2.0,M11.1.0!
__bionic_open_tzdata: couldn't find any tzdata when looking for posixrules!
__bionic_open_tzdata: couldn't find any tzdata when looking for CST6CDT,M3.2.0,M11.1.0!
__bionic_open_tzdata: couldn't find any tzdata when looking for posixrules!
__bionic_open_tzdata: couldn't find any tzdata when looking for CST6CDT,M3.2.0,M11.1.0!
__bionic_open_tzdata: couldn't find any tzdata when looking for posixrules!
__bionic_open_tzdata: couldn't find any tzdata when looking for CST6CDT,M3.2.0,M11.1.0!
__bionic_open_tzdata: couldn't find any tzdata when looking for posixrules!
17728+1 records in
17728+1 records out
9076752 bytes (8.7MB) copied, 0.694230 seconds, 12.5MB/s
__bionic_open_tzdata: couldn't find any tzdata when looking for CST6CDT,M3.2.0,M11.1.0!
__bionic_open_tzdata: couldn't find any tzdata when looking for posixrules!
17728+1 records in
17728+1 records out
9076752 bytes (8.7MB) copied, 0.717116 seconds, 12.1MB/s
__bionic_open_tzdata: couldn't find any tzdata when looking for CST6CDT,M3.2.0,M11.1.0!
__bionic_open_tzdata: couldn't find any tzdata when looking for posixrules!
__bionic_open_tzdata: couldn't find any tzdata when looking for CST6CDT,M3.2.0,M11.1.0!
__bionic_open_tzdata: couldn't find any tzdata when looking for posixrules!
__bionic_open_tzdata: couldn't find any tzdata when looking for CST6CDT,M3.2.0,M11.1.0!
__bionic_open_tzdata: couldn't find any tzdata when looking for posixrules!
-- Rooting Rom with MagiskSU
Extract: /tmp/magisk/magisk.zip
about to run program [/sbin/busybox] with 6 args
Archive: /tmp/magisk/magisk.zip
inflating: META-INF/com/google/android/update-binary
about to run program [/sbin/busybox] with 6 args
Archive: /tmp/magisk/magisk.zip
inflating: META-INF/MANIFEST.MF
inflating: META-INF/CERT.SF
inflating: META-INF/CERT.RSA
inflating: META-INF/com/google/android/update-binary
inflating: META-INF/com/google/android/updater-script
inflating: arm/busybox
inflating: arm/magiskboot
inflating: arm/magiskhide
inflating: arm/magiskpolicy
inflating: arm/resetprop
inflating: arm/su
inflating: arm64/busybox
inflating: arm64/magiskboot
inflating: arm64/magiskhide
inflating: arm64/magiskpolicy
inflating: arm64/resetprop
inflating: arm64/su
inflating: chromeos/futility
inflating: chromeos/kernel.keyblock
inflating: chromeos/kernel_data_key.vbprivk
inflating: common/file_contexts_image
inflating: common/init.magisk.rc
inflating: common/magic_mask.sh
inflating: common/magisk.apk
inflating: common/magiskhide/add
inflating: common/magiskhide/disable
inflating: common/magiskhide/enable
inflating: common/magiskhide/list
inflating: common/magiskhide/rm
inflating: common/ramdisk_patch.sh
inflating: x64/busybox
inflating: x64/magiskboot
inflating: x64/magiskhide
inflating: x64/magiskpolicy
inflating: x64/resetprop
inflating: x64/su
inflating: x86/busybox
inflating: x86/magiskboot
inflating: x86/magiskhide
inflating: x86/magiskpolicy
inflating: x86/resetprop
inflating: x86/su
*****************************
Magisk v11.6 Boot Image Patcher
*****************************
- Mounting /system(ro), /cache, /data
! Failed: /system could not be mounted!
run_program: child exited with status 1
-- Installing Xposed Systemless
Extract: /tmp/xposed/Xposed_Framework_SDK_23-87.1_Systemless_by_topjohnwu.zip
about to run program [/sbin/busybox] with 6 args
Archive: /tmp/xposed/Xposed_Framework_SDK_23-87.1_Systemless_by_topjohnwu.zip
inflating: META-INF/com/google/android/update-binary
about to run program [/sbin/busybox] with 6 args
Archive: /tmp/xposed/Xposed_Framework_SDK_23-87.1_Systemless_by_topjohnwu.zip
inflating: config.sh
Archive: /tmp/xposed/Xposed_Framework_SDK_23-87.1_Systemless_by_topjohnwu.zip
inflating: META-INF/com/google/android/update-binary
inflating: META-INF/com/google/android/updater-script
inflating: README.md
inflating: arm/system/bin/app_process32
inflating: arm/system/bin/dex2oat
inflating: arm/system/bin/oatdump
inflating: arm/system/bin/patchoat
inflating: arm/system/lib/libart-compiler.so
inflating: arm/system/lib/libart-disassembler.so
inflating: arm/system/lib/libart.so
inflating: arm/system/lib/libsigchain.so
inflating: arm/system/lib/libxposed_art.so
inflating: arm/system/xposed.prop
inflating: arm64/system/bin/app_process32
inflating: arm64/system/bin/app_process64
inflating: arm64/system/bin/dex2oat
inflating: arm64/system/bin/oatdump
inflating: arm64/system/bin/patchoat
inflating: arm64/system/lib/libart-compiler.so
inflating: arm64/system/lib/libart.so
inflating: arm64/system/lib/libsigchain.so
inflating: arm64/system/lib/libxposed_art.so
inflating: arm64/system/lib64/libart-disassembler.so
inflating: arm64/system/lib64/libart.so
inflating: arm64/system/lib64/libsigchain.so
inflating: arm64/system/lib64/libxposed_art.so
inflating: arm64/system/xposed.prop
inflating: changelog.txt
inflating: common/XposedBridge.jar
inflating: common/file_contexts_image
inflating: common/helper.prop
inflating: common/helper.sh
inflating: common/post-fs-data.sh
inflating: config.sh
inflating: module.prop
inflating: x86/system/bin/app_process32
inflating: x86/system/bin/dex2oat
inflating: x86/system/bin/oatdump
inflating: x86/system/bin/patchoat
inflating: x86/system/lib/libart-compiler.so
inflating: x86/system/lib/libart-disassembler.so
inflating: x86/system/lib/libart.so
inflating: x86/system/lib/libsigchain.so
inflating: x86/system/lib/libxposed_art.so
inflating: x86/system/xposed.prop
inflating: META-INF/MANIFEST.MF
inflating: META-INF/CERT.SF
inflating: META-INF/CERT.RSA
*******************************
Xposed framework installer zip
*******************************
******************************
Powered by Magisk (@topjohnwu)
******************************
- Mounting /system(ro), /vendor(ro), /data, /cache
! Failed: /system could not be mounted!
run_program: child exited with status 1
-- Installing Viper4Android
Extract: /tmp/v4a/v4a.zip
about to run program [/sbin/busybox] with 6 args
Archive: /tmp/v4a/v4a.zip
inflating: META-INF/com/google/android/update-binary
about to run program [/sbin/busybox] with 6 args
Archive: /tmp/v4a/v4a.zip
inflating: config.sh
Archive: /tmp/v4a/v4a.zip
inflating: META-INF/com/google/android/update-binary
inflating: META-INF/com/google/android/updater-script
inflating: README.md
inflating: changelog.txt
inflating: common/file_contexts_image
inflating: common/post-fs-data.sh
inflating: common/post-fs.sh
inflating: common/service.sh
inflating: config.sh
inflating: libv4a_fx_jb_NEON.so
inflating: libv4a_fx_jb_X86.so
inflating: module.prop
inflating: META-INF/MANIFEST.MF
inflating: META-INF/CERT.SF
inflating: META-INF/CERT.RSA
*******************************
ViPER4Android (Magisk Version)
*******************************
******************************
Powered by Magisk (@topjohnwu)
******************************
- Mounting /system(ro), /vendor(ro), /data, /cache
! Failed: /system could not be mounted!
run_program: child exited with status 1
-- Finishing installation
Installation completed successfully!
Enjoy!
;D
script succeeded: result was [ ;D ]

Installer Sucessfull (Status 0)

End at : Wed Dec 31 18:24:27 1969