Task 10996551

Name 08386962_15_2
Workunit 8405678
Created 8 Jul 2021, 6:51:26 UTC
Sent 8 Jul 2021, 7:17:39 UTC
Report deadline 13 Jul 2021, 7:17:39 UTC
Received 9 Jul 2021, 13:34:32 UTC
Server state Over
Outcome Computation error
Client state Compute error
Exit status -1073741819 (0xC0000005) STATUS_ACCESS_VIOLATION
Computer ID 11577
Run time 22 sec
CPU time
Validate state Invalid
Credit 0.00
Device peak FLOPS 3.74 GFLOPS
Application version boinc2docker v1.14 (vbox64_mt)
windows_x86_64
Peak working set size 10.54 MB
Peak swap size 6.22 MB
Peak disk usage 498.91 MB

Stderr output

<core_client_version>7.16.11</core_client_version>
<![CDATA[
<message>
(unknown error) - exit code 3221225477 (0xc0000005)</message>
<stderr_txt>
2021-07-08 09:19:14 (11884): Detected: vboxwrapper 26202
2021-07-08 09:19:14 (11884): Detected: BOINC client v7.16.11
2021-07-08 09:19:14 (11884): Detected: VirtualBox VboxManage Interface (Version: 5.2.8)
2021-07-08 09:19:15 (11884): Create VM. (boinc_29e3b4f17fe4e543, slot#0)
2021-07-08 09:19:15 (11884): Updating drive controller type and model for desired configuration.
2021-07-08 09:19:16 (11884): Setting Memory Size for VM. (3072MB)
2021-07-08 09:19:16 (11884): Setting CPU Count for VM. (1)
2021-07-08 09:19:16 (11884): Setting Chipset Options for VM.
2021-07-08 09:19:16 (11884): Setting Boot Options for VM.
2021-07-08 09:19:17 (11884): Setting Network Configuration for NAT.
2021-07-08 09:19:17 (11884): Enabling VM Network Access.
2021-07-08 09:19:17 (11884): Disabling USB Support for VM.
2021-07-08 09:19:17 (11884): Disabling COM Port Support for VM.
2021-07-08 09:19:18 (11884): Disabling LPT Port Support for VM.
2021-07-08 09:19:18 (11884): Disabling Audio Support for VM.
2021-07-08 09:19:18 (11884): Disabling Clipboard Support for VM.
2021-07-08 09:19:18 (11884): Disabling Drag and Drop Support for VM.
2021-07-08 09:19:19 (11884): Adding storage controller(s) to VM.
2021-07-08 09:19:19 (11884): Adding virtual ISO 9660 disk drive to VM. (vm_isocontext.iso)
2021-07-08 09:19:19 (11884): Adding VirtualBox Guest Additions to VM.
2021-07-08 09:19:20 (11884): Adding network bandwidth throttle group to VM. (Defaulting to 1024GB)
2021-07-08 09:19:20 (11884): Enabling shared directory for VM.
2021-07-08 09:19:20 (11884): Starting VM using VBoxManage interface. (boinc_29e3b4f17fe4e543, slot#0)
2021-07-08 09:19:22 (11884): Error in start VM for VM: -1073741819
Command:
VBoxManage -q startvm "boinc_29e3b4f17fe4e543" --type headless
Output:
Waiting for VM "boinc_29e3b4f17fe4e543" to power on...
VBoxManage.exe: error: The virtual machine 'boinc_29e3b4f17fe4e543' has terminated unexpectedly during startup with exit code -1073741819 (0xc0000005)
VBoxManage.exe: error: Details: code E_FAIL (0x80004005), component MachineWrap, interface IMachine

2021-07-08 09:19:22 (11884): VM failed to start.
2021-07-08 09:19:22 (11884): Could not start 
2021-07-08 09:19:22 (11884): ERROR: VM failed to start
2021-07-08 09:19:22 (11884): Powering off VM.
2021-07-08 09:19:22 (11884): Deregistering VM. (boinc_29e3b4f17fe4e543, slot#0)
2021-07-08 09:19:23 (11884): Removing network bandwidth throttle group from VM.
2021-07-08 09:19:23 (11884): Removing VM from VirtualBox.
2021-07-08 09:19:23 (11884): Removing virtual ISO 9660 disk from VirtualBox.

    Hypervisor System Log:

00:01:00.994902          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:01:00.994902          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:01:01.003899          ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:01:01.777837          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={9570b9d5-f1a1-448a-10c5-e12f5285adad} aComponent={VirtualBoxWrap} aText={Could not find a registered machine named 'boinc_302b0e40acbb30da'}, preserve=false aResultDetail=0
00:01:02.049750          ERROR [COM]: aRC=VBOX_E_FILE_ERROR (0x80bb0004) aIID={4afe423b-43e0-e9d0-82e8-ceb307940dda} aComponent={MediumWrap} aText={Could not find file for the medium 'C:\ProgramData\BOINC\slots\21\vm_image.vdi' (VERR_FILE_NOT_FOUND)}, preserve=false aResultDetail=0
00:01:02.317664          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:02.332191          Saving settings file "C:\vms\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:01:02.595627          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:02.862528          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:03.129443          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:03.145438 Watcher  ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The virtual machine 'boinc_29e3b4f17fe4e543' has terminated unexpectedly during startup with exit code -1073741819 (0xc0000005)}, preserve=false aResultDetail=0
00:01:03.145438 Watcher  Reaper: Pid 18264 (4758) exited normally: -1073741819 (0xc0000005)
00:01:03.260567          ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:01:03.365817          Saving settings file "C:\ProgramData\BOINC\slots\0\boinc_29e3b4f17fe4e543\boinc_29e3b4f17fe4e543.vbox" with version "1.16-windows"
00:01:03.418800          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:03.631732          Saving settings file "C:\vms\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:01:03.693712          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:04.005613          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:04.264707          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:04.527623          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:04.800726          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:05.067639          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:05.341804          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:05.615766          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:05.896677          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:06.180862          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:06.451822          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:01:06.455820          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:01:06.455820          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:06.717737          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 2 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:01:06.717737          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 2 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:01:06.718736          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:06.992649          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:07.272776          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:07.540751          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:01:07.541750          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:01:07.548746          ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:01:09.677677 Watcher  ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The virtual machine 'boinc_302b0e40acbb30da' has terminated unexpectedly during startup with exit code -1073741819 (0xc0000005)}, preserve=false aResultDetail=0
00:01:09.678677 Watcher  Reaper: Pid 18284 (476c) exited normally: -1073741819 (0xc0000005)
00:01:09.790647          ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:01:09.890615          Saving settings file "C:\ProgramData\BOINC\slots\21\boinc_302b0e40acbb30da\boinc_302b0e40acbb30da.vbox" with version "1.16-windows"
00:01:10.154479          Saving settings file "C:\vms\.VirtualBox\VirtualBox.xml" with version "1.12-windows"

    VM Execution Log:


    VM Startup Log:


    VM Trace Log:

t:          255
Maximum Devices per SAS Port:    1
Maximum NVMe PIIX3 Controllers:  1
Maximum NVMe ICH9 Controllers:   8
Maximum NVMe Port count:         255
Maximum Devices per NVMe Port:   1
Maximum PIIX3 Floppy Controllers:1
Maximum ICH9 Floppy Controllers: 1
Maximum Floppy Port count:       1
Maximum Devices per Floppy Port: 2
Default machine folder:          C:\Users\harry\appdata\roaming
Raw-mode Supported:              yes
Exclusive HW virtualization use: off
Default hard disk format:        VDI
VRDE auth library:               VBoxAuth
Webservice auth. library:        VBoxAuth
Remote desktop ExtPack:          
Log history count:               3
Default frontend:                
Default audio driver:            DirectSound
Autostart database path:         
Default Guest Additions ISO:     C:\Program Files\Oracle\VirtualBox/VBoxGuestAdditions.iso
Logging Level:                   all

2021-07-08 09:19:14 (11884): 
Command: VBoxManage -q list hostinfo 
Exit Code: 0
Output:
Host Information:

Host time: 2021-07-08T07:19:14.738000000Z
Processor online count: 12
Processor count: 12
Processor online core count: 6
Processor core count: 6
Processor supports HW virtualization: no
Processor supports PAE: yes
Processor supports long mode: yes
Processor supports nested paging: no
Processor#0 speed: unknown
Processor#0 description: Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz
Processor#1 speed: unknown
Processor#1 description: Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz
Processor#2 speed: unknown
Processor#2 description: Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz
Processor#3 speed: unknown
Processor#3 description: Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz
Processor#4 speed: unknown
Processor#4 description: Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz
Processor#5 speed: unknown
Processor#5 description: Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz
Processor#6 speed: unknown
Processor#6 description: Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz
Processor#7 speed: unknown
Processor#7 description: Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz
Processor#8 speed: unknown
Processor#8 description: Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz
Processor#9 speed: unknown
Processor#9 description: Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz
Processor#10 speed: unknown
Processor#10 description: Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz
Processor#11 speed: unknown
Processor#11 description: Intel(R) Core(TM) i7-5820K CPU @ 3.30GHz
Memory size: 48989 MByte
Memory available: 30821 MByte
Operating system: Windows 10
Operating system version: 10.0.19042

2021-07-08 09:19:15 (11884): 
Command: VBoxManage -q showvminfo "boinc_29e3b4f17fe4e543" --machinereadable 
Exit Code: -2135228415
Output:
VBoxManage.exe: error: Could not find a registered machine named 'boinc_29e3b4f17fe4e543'
VBoxManage.exe: error: Details: code VBOX_E_OBJECT_NOT_FOUND (0x80bb0001), component VirtualBoxWrap, interface IVirtualBox, callee IUnknown
VBoxManage.exe: error: Context: "FindMachine(Bstr(VMNameOrUuid).raw(), machine.asOutParam())" at line 2834 of file VBoxManageInfo.cpp

2021-07-08 09:19:15 (11884): 
Command: VBoxManage -q showhdinfo "C:\ProgramData\BOINC\slots\0/vm_image.vdi" 
Exit Code: -2135228412
Output:
VBoxManage.exe: error: Could not find file for the medium 'C:\ProgramData\BOINC\slots\0\vm_image.vdi' (VERR_FILE_NOT_FOUND)
VBoxManage.exe: error: Details: code VBOX_E_FILE_ERROR (0x80bb0004), component MediumWrap, interface IMedium, callee IUnknown
VBoxManage.exe: error: Context: "OpenMedium(Bstr(pszFilenameOrUuid).raw(), enmDevType, enmAccessMode, fForceNewUuidOnOpen, pMedium.asOutParam())" at line 179 of file VBoxManageDisk.cpp

2021-07-08 09:19:15 (11884): 
Command: VBoxManage -q createvm --name "boinc_29e3b4f17fe4e543" --basefolder "C:\ProgramData\BOINC\slots\0" --ostype "Linux26_64" --register
Exit Code: 0
Output:
Virtual machine 'boinc_29e3b4f17fe4e543' is created and registered.
UUID: 963afe00-5d77-45f9-951b-51b7b238e122
Settings file: 'C:\ProgramData\BOINC\slots\0\boinc_29e3b4f17fe4e543\boinc_29e3b4f17fe4e543.vbox'

2021-07-08 09:19:16 (11884): 
Command: VBoxManage -q modifyvm "boinc_29e3b4f17fe4e543" --description "08386962_15_2" 
Exit Code: 0
Output:

2021-07-08 09:19:16 (11884): 
Command: VBoxManage -q modifyvm "boinc_29e3b4f17fe4e543" --memory 3072 
Exit Code: 0
Output:

2021-07-08 09:19:16 (11884): 
Command: VBoxManage -q modifyvm "boinc_29e3b4f17fe4e543" --cpus 1 
Exit Code: 0
Output:

2021-07-08 09:19:16 (11884): 
Command: VBoxManage -q modifyvm "boinc_29e3b4f17fe4e543" --acpi on --ioapic on 
Exit Code: 0
Output:

2021-07-08 09:19:17 (11884): 
Command: VBoxManage -q modifyvm "boinc_29e3b4f17fe4e543" --boot1 disk --boot2 dvd --boot3 none --boot4 none 
Exit Code: 0
Output:

2021-07-08 09:19:17 (11884): 
Command: VBoxManage -q modifyvm "boinc_29e3b4f17fe4e543" --nic1 nat --natdnsproxy1 on --cableconnected1 off 
Exit Code: 0
Output:

2021-07-08 09:19:17 (11884): 
Command: VBoxManage -q modifyvm "boinc_29e3b4f17fe4e543" --cableconnected1 on 
Exit Code: 0
Output:

2021-07-08 09:19:17 (11884): 
Command: VBoxManage -q modifyvm "boinc_29e3b4f17fe4e543" --usb off 
Exit Code: 0
Output:

2021-07-08 09:19:18 (11884): 
Command: VBoxManage -q modifyvm "boinc_29e3b4f17fe4e543" --uart1 off --uart2 off 
Exit Code: 0
Output:

2021-07-08 09:19:18 (11884): 
Command: VBoxManage -q modifyvm "boinc_29e3b4f17fe4e543" --lpt1 off --lpt2 off 
Exit Code: 0
Output:

2021-07-08 09:19:18 (11884): 
Command: VBoxManage -q modifyvm "boinc_29e3b4f17fe4e543" --audio none 
Exit Code: 0
Output:

2021-07-08 09:19:18 (11884): 
Command: VBoxManage -q modifyvm "boinc_29e3b4f17fe4e543" --clipboard disabled 
Exit Code: 0
Output:

2021-07-08 09:19:19 (11884): 
Command: VBoxManage -q modifyvm "boinc_29e3b4f17fe4e543" --draganddrop disabled 
Exit Code: 0
Output:

2021-07-08 09:19:19 (11884): 
Command: VBoxManage -q storagectl "boinc_29e3b4f17fe4e543" --name "Hard Disk Controller" --add "sata" --controller "IntelAHCI" --hostiocache off --portcount 3
Exit Code: 0
Output:

2021-07-08 09:19:19 (11884): 
Command: VBoxManage -q storageattach "boinc_29e3b4f17fe4e543" --storagectl "Hard Disk Controller" --port 0 --device 0 --type dvddrive --medium "C:\ProgramData\BOINC\slots\0/vm_isocontext.iso" 
Exit Code: 0
Output:

2021-07-08 09:19:20 (11884): 
Command: VBoxManage -q storageattach "boinc_29e3b4f17fe4e543" --storagectl "Hard Disk Controller" --port 2 --device 0 --type dvddrive --medium "C:\Program Files\Oracle\VirtualBox/VBoxGuestAdditions.iso" 
Exit Code: 0
Output:

2021-07-08 09:19:20 (11884): 
Command: VBoxManage -q bandwidthctl "boinc_29e3b4f17fe4e543" add "boinc_29e3b4f17fe4e543_net" --type network --limit 1024G 
Exit Code: 0
Output:

2021-07-08 09:19:20 (11884): 
Command: VBoxManage -q sharedfolder add "boinc_29e3b4f17fe4e543" --name "shared" --hostpath "C:\ProgramData\BOINC\slots\0/shared"
Exit Code: 0
Output:

2021-07-08 09:19:22 (11884): 
Command: VBoxManage -q startvm "boinc_29e3b4f17fe4e543" --type headless
Exit Code: -1073741819
Output:
Waiting for VM "boinc_29e3b4f17fe4e543" to power on...
VBoxManage.exe: error: The virtual machine 'boinc_29e3b4f17fe4e543' has terminated unexpectedly during startup with exit code -1073741819 (0xc0000005)
VBoxManage.exe: error: Details: code E_FAIL (0x80004005), component MachineWrap, interface IMachine

2021-07-08 09:19:23 (11884): 
Command: VBoxManage -q snapshot "boinc_29e3b4f17fe4e543" list 
Exit Code: -108
Output:
This machine does not have any snapshots

2021-07-08 09:19:23 (11884): 
Command: VBoxManage -q bandwidthctl "boinc_29e3b4f17fe4e543" remove "boinc_29e3b4f17fe4e543_net" 
Exit Code: 0
Output:

2021-07-08 09:19:23 (11884): 
Command: VBoxManage -q unregistervm "boinc_29e3b4f17fe4e543" --delete 
Exit Code: 0
Output:
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%

2021-07-08 09:19:23 (11884): 
Command: VBoxManage -q closemedium dvd "C:\ProgramData\BOINC\slots\0/vm_isocontext.iso" --delete 
Exit Code: 0
Output:
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%

09:19:34 (11884): called boinc_finish(-1073741819)

</stderr_txt>
]]>


©2024 COPYRIGHT 2017-2018 NCN