Stderr output

<core_client_version>7.16.20</core_client_version>
<![CDATA[
<message>
Fonction incorrecte.
 (0x1) - exit code 1 (0x1)</message>
<stderr_txt>
2025-04-04 00:54:34 (14376): Detected: vboxwrapper 26206
2025-04-04 00:54:34 (14376): Detected: BOINC client v7.16.20
2025-04-04 00:54:34 (14376): Detected: VirtualBox VboxManage Interface (Version: 7.0.6)
2025-04-04 00:54:35 (14376): Successfully copied 'init_data.xml' to the shared directory.
2025-04-04 00:54:35 (14376): Create VM. (boinc_cf27e1cd883e4dae, slot#0)
2025-04-04 00:54:36 (14376): Setting Memory Size for VM. (4800MB)
2025-04-04 00:54:36 (14376): Setting CPU Count for VM. (8)
2025-04-04 00:54:36 (14376): Setting Chipset Options for VM.
2025-04-04 00:54:36 (14376): Setting Graphics Controller Options for VM.
2025-04-04 00:54:37 (14376): Setting Boot Options for VM.
2025-04-04 00:54:37 (14376): Setting Network Configuration for NAT.
2025-04-04 00:54:37 (14376): Enabling VM Network Access.
2025-04-04 00:54:37 (14376): Disabling USB Support for VM.
2025-04-04 00:54:38 (14376): Disabling COM Port Support for VM.
2025-04-04 00:54:38 (14376): Disabling LPT Port Support for VM.
2025-04-04 00:54:38 (14376): Disabling Audio Support for VM.
2025-04-04 00:54:38 (14376): Disabling Clipboard Support for VM.
2025-04-04 00:54:39 (14376): Disabling Drag and Drop Support for VM.
2025-04-04 00:54:39 (14376): Adding storage controller(s) to VM.
2025-04-04 00:54:39 (14376): Adding virtual disk drive to VM. (ATLAS_vbox_3.01_image.vdi)
2025-04-04 00:54:42 (14376): Adding VirtualBox Guest Additions to VM.
2025-04-04 00:54:42 (14376): Adding network bandwidth throttle group to VM. (Defaulting to 1024GB)
2025-04-04 00:54:43 (14376): forwarding host port 58939 to guest port 80
2025-04-04 00:54:43 (14376): Enabling remote desktop for VM.
2025-04-04 00:54:43 (14376): Required extension pack not installed, remote desktop not enabled.
2025-04-04 00:54:43 (14376): Enabling shared directory for VM.
2025-04-04 00:54:44 (14376): Starting VM using VBoxManage interface. (boinc_cf27e1cd883e4dae, slot#0)
2025-04-04 00:54:44 (14376): Error in start VM for VM: 1
Command:
VBoxManage -q startvm "boinc_cf27e1cd883e4dae" --type headless
Output:
VBoxManage.exe: error: The virtual machine 'boinc_cf27e1cd883e4dae' has terminated unexpectedly during startup with exit code 1 (0x1).  More details may be available in 'C:\ProgramData\BOINC\slots\0\boinc_cf27e1cd883e4dae\Logs\VBoxHardening.log'
VBoxManage.exe: error: Details: code E_FAIL (0x80004005), component MachineWrap, interface IMachine
Waiting for VM "boinc_cf27e1cd883e4dae" to power on...

2025-04-04 00:54:44 (14376): VM failed to start.
2025-04-04 00:54:44 (14376): Could not start 
2025-04-04 00:54:44 (14376): ERROR: VM failed to start
2025-04-04 00:54:44 (14376): Powering off VM.
2025-04-04 00:54:44 (14376): Deregistering VM. (boinc_cf27e1cd883e4dae, slot#0)
2025-04-04 00:54:44 (14376): Removing network bandwidth throttle group from VM.
2025-04-04 00:54:44 (14376): Removing VM from VirtualBox.

    Hypervisor System Log:

00:00:15.784824          Saving settings file "C:\ProgramData\BOINC\slots\1\boinc_4ed2781864b7a0d3\boinc_4ed2781864b7a0d3.vbox" with version "1.19-windows"
00:00:15.788965          Finished saving settings file "C:\ProgramData\BOINC\slots\1\boinc_4ed2781864b7a0d3\boinc_4ed2781864b7a0d3.vbox"
00:00:15.789005          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:15.789314          Saving settings file "C:\ProgramData\BOINC\slots\1\boinc_4ed2781864b7a0d3\boinc_4ed2781864b7a0d3.vbox" with version "1.19-windows"
00:00:15.793373          Finished saving settings file "C:\ProgramData\BOINC\slots\1\boinc_4ed2781864b7a0d3\boinc_4ed2781864b7a0d3.vbox"
00:00:16.040766          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:16.042153          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:16.042384          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:16.042453          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:16.042557          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:16.042581          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:16.042825          Saving settings file "C:\ProgramData\BOINC\slots\1\boinc_4ed2781864b7a0d3\boinc_4ed2781864b7a0d3.vbox" with version "1.19-windows"
00:00:16.048302          Finished saving settings file "C:\ProgramData\BOINC\slots\1\boinc_4ed2781864b7a0d3\boinc_4ed2781864b7a0d3.vbox"
00:00:16.305360          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:16.306807          Saving settings file "C:\ProgramData\BOINC\slots\1\boinc_4ed2781864b7a0d3\boinc_4ed2781864b7a0d3.vbox" with version "1.19-windows"
00:00:16.312417          Finished saving settings file "C:\ProgramData\BOINC\slots\1\boinc_4ed2781864b7a0d3\boinc_4ed2781864b7a0d3.vbox"
00:00:16.571450          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:16.573577          Saving settings file "C:\ProgramData\BOINC\slots\1\boinc_4ed2781864b7a0d3\boinc_4ed2781864b7a0d3.vbox" with version "1.19-windows"
00:00:16.578282          Finished saving settings file "C:\ProgramData\BOINC\slots\1\boinc_4ed2781864b7a0d3\boinc_4ed2781864b7a0d3.vbox"
00:00:17.094849          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:17.096298          Saving settings file "C:\ProgramData\BOINC\slots\1\boinc_4ed2781864b7a0d3\boinc_4ed2781864b7a0d3.vbox" with version "1.19-windows"
00:00:17.101697          Finished saving settings file "C:\ProgramData\BOINC\slots\1\boinc_4ed2781864b7a0d3\boinc_4ed2781864b7a0d3.vbox"
00:00:17.356161          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:17.357603          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={7682d5eb-f00e-44f1-8ca2-99d08b1cd607} aComponent={VirtualBoxWrap} aText={&#197;&#131;o extension pack providing a cryptographic support module could be found}, preserve=false aResultDetail=0
00:00:17.360645          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 2 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:17.360695          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 2 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:17.364512          ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:00:17.620252          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:17.623505          Launched VM: 3955224464 pid: 42164 (0xa4b4) frontend: headless name: boinc_4ed2781864b7a0d3
00:00:17.963031 Watcher  ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The virtual machine 'boinc_4ed2781864b7a0d3' has terminated unexpectedly during startup with exit code 1 (0x1).  More details may be available in 'C:\ProgramData\BOINC\slots\1\boinc_4ed2781864b7a0d3\Logs\VBoxHardening.log'}, preserve=false aResultDetail=0
00:00:17.963352 Watcher  Reaper: Pid 42164 (0xa4b4) exited normally: 1 (0x1)
00:00:17.995523          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:17.996755          ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:00:18.024276          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:18.025803          Saving settings file "C:\ProgramData\BOINC\slots\1\boinc_4ed2781864b7a0d3\boinc_4ed2781864b7a0d3.vbox" with version "1.19-windows"
00:00:18.031661          Finished saving settings file "C:\ProgramData\BOINC\slots\1\boinc_4ed2781864b7a0d3\boinc_4ed2781864b7a0d3.vbox"
00:00:18.285693          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:18.285905          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:18.286000          Saving settings file "C:\Users\User\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:00:18.291821          Finished saving settings file "C:\Users\User\.VirtualBox\VirtualBox.xml"
00:00:18.291904          Saving settings file "C:\Users\User\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:00:18.297794          Finished saving settings file "C:\Users\User\.VirtualBox\VirtualBox.xml"
00:00:18.298430 DeleteVM Saving settings file "C:\Users\User\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:00:18.302858 DeleteVM Finished saving settings file "C:\Users\User\.VirtualBox\VirtualBox.xml"

    VM Execution Log:


    VM Startup Log:


    VM Trace Log:

a\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 205 of file VBoxManageDisk.cpp

2025-04-04 00:54:35 (14376): 
Command: VBoxManage -q createvm --name "boinc_cf27e1cd883e4dae" --basefolder "C:\ProgramData\BOINC\slots\0" --ostype "Linux26_64" --register
Exit Code: 0
Output:
Virtual machine 'boinc_cf27e1cd883e4dae' is created and registered.
UUID: 7b9db682-c6d2-42a2-b9dd-078deb0f8080
Settings file: 'C:\ProgramData\BOINC\slots\0\boinc_cf27e1cd883e4dae\boinc_cf27e1cd883e4dae.vbox'

2025-04-04 00:54:36 (14376): 
Command: VBoxManage -q modifyvm "boinc_cf27e1cd883e4dae" --description "YZ1KDmPSZK7nsSi4ap6QjLDmwznN0nGgGQJmkKkKDmIKHLDmG1tkDn_1" 
Exit Code: 0
Output:

2025-04-04 00:54:36 (14376): 
Command: VBoxManage -q modifyvm "boinc_cf27e1cd883e4dae" --memory 4800 
Exit Code: 0
Output:

2025-04-04 00:54:36 (14376): 
Command: VBoxManage -q modifyvm "boinc_cf27e1cd883e4dae" --cpus 8 
Exit Code: 0
Output:

2025-04-04 00:54:36 (14376): 
Command: VBoxManage -q modifyvm "boinc_cf27e1cd883e4dae" --acpi on --ioapic on --rtcuseutc off 
Exit Code: 0
Output:

2025-04-04 00:54:37 (14376): 
Command: VBoxManage -q modifyvm "boinc_cf27e1cd883e4dae" --vram 16 --graphicscontroller VBoxVGA 
Exit Code: 0
Output:

2025-04-04 00:54:37 (14376): 
Command: VBoxManage -q modifyvm "boinc_cf27e1cd883e4dae" --boot1 disk --boot2 dvd --boot3 none --boot4 none 
Exit Code: 0
Output:

2025-04-04 00:54:37 (14376): 
Command: VBoxManage -q modifyvm "boinc_cf27e1cd883e4dae" --nic1 nat --natdnsproxy1 on --cableconnected1 off 
Exit Code: 0
Output:

2025-04-04 00:54:37 (14376): 
Command: VBoxManage -q modifyvm "boinc_cf27e1cd883e4dae" --cableconnected1 on 
Exit Code: 0
Output:

2025-04-04 00:54:38 (14376): 
Command: VBoxManage -q modifyvm "boinc_cf27e1cd883e4dae" --usb off 
Exit Code: 0
Output:

2025-04-04 00:54:38 (14376): 
Command: VBoxManage -q modifyvm "boinc_cf27e1cd883e4dae" --uart1 off --uart2 off 
Exit Code: 0
Output:

2025-04-04 00:54:38 (14376): 
Command: VBoxManage -q modifyvm "boinc_cf27e1cd883e4dae" --lpt1 off --lpt2 off 
Exit Code: 0
Output:

2025-04-04 00:54:38 (14376): 
Command: VBoxManage -q modifyvm "boinc_cf27e1cd883e4dae" --audio none 
Exit Code: 0
Output:
Warning: --audio is deprecated and will be removed soon. Use --audio-driver instead!

2025-04-04 00:54:39 (14376): 
Command: VBoxManage -q modifyvm "boinc_cf27e1cd883e4dae" --clipboard disabled 
Exit Code: 0
Output:

2025-04-04 00:54:39 (14376): 
Command: VBoxManage -q modifyvm "boinc_cf27e1cd883e4dae" --draganddrop disabled 
Exit Code: 0
Output:

2025-04-04 00:54:39 (14376): 
Command: VBoxManage -q storagectl "boinc_cf27e1cd883e4dae" --name "Hard Disk Controller" --add "sata" --controller "IntelAHCI" --hostiocache off --portcount 3
Exit Code: 0
Output:

2025-04-04 00:54:40 (14376): 
Command: VBoxManage -q showhdinfo "C:\ProgramData\BOINC/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.01_image.vdi" 
Exit Code: 0
Output:
UUID:           ba4f7346-8ee8-4da6-a071-5ab41c7f9cb8
Parent UUID:    base
State:          created
Type:           multiattach
Location:       C:\ProgramData\BOINC\projects\lhcathome.cern.ch_lhcathome\ATLAS_vbox_3.01_image.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       20480 MBytes
Size on disk:   4204 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576

2025-04-04 00:54:40 (14376): 
Command: VBoxManage -q storageattach "boinc_cf27e1cd883e4dae" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --mtype multiattach --medium "C:\ProgramData\BOINC/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.01_image.vdi" 
Exit Code: -2135228409
Output:
VBoxManage.exe: error: Cannot attach medium 'C:\ProgramData\BOINC\projects\lhcathome.cern.ch_lhcathome\ATLAS_vbox_3.01_image.vdi': the media type 'MultiAttach' can only be attached to machines that were created with VirtualBox 4.0 or later
VBoxManage.exe: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component SessionMachine, interface IMachine, callee IUnknown
VBoxManage.exe: error: Context: "AttachDevice(Bstr(pszCtl).raw(), port, device, DeviceType_HardDisk, pMedium2Mount)" at line 785 of file VBoxManageStorageController.cpp

2025-04-04 00:54:40 (14376): 
Command: VBoxManage -q closemedium "C:\ProgramData\BOINC/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.01_image.vdi" 
Exit Code: 0
Output:

2025-04-04 00:54:41 (14376): 
Command: VBoxManage -q showhdinfo "C:\ProgramData\BOINC/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.01_image.vdi" 
Exit Code: 0
Output:
UUID:           ba4f7346-8ee8-4da6-a071-5ab41c7f9cb8
Parent UUID:    base
State:          created
Type:           normal (base)
Location:       C:\ProgramData\BOINC\projects\lhcathome.cern.ch_lhcathome\ATLAS_vbox_3.01_image.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       20480 MBytes
Size on disk:   4204 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576

2025-04-04 00:54:42 (14376): 
Command: VBoxManage -q storageattach "boinc_cf27e1cd883e4dae" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --medium "C:\ProgramData\BOINC/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.01_image.vdi" 
Exit Code: 0
Output:

2025-04-04 00:54:42 (14376): 
Command: VBoxManage -q storageattach "boinc_cf27e1cd883e4dae" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --medium none 
Exit Code: 0
Output:

2025-04-04 00:54:42 (14376): 
Command: VBoxManage -q storageattach "boinc_cf27e1cd883e4dae" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --mtype multiattach --medium "C:\ProgramData\BOINC/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.01_image.vdi" 
Exit Code: 0
Output:

2025-04-04 00:54:42 (14376): 
Command: VBoxManage -q storageattach "boinc_cf27e1cd883e4dae" --storagectl "Hard Disk Controller" --port 1 --device 0 --type dvddrive --medium "C:\Program Files\Oracle\VirtualBox/VBoxGuestAdditions.iso" 
Exit Code: 0
Output:

2025-04-04 00:54:43 (14376): 
Command: VBoxManage -q bandwidthctl "boinc_cf27e1cd883e4dae" add "boinc_cf27e1cd883e4dae_net" --type network --limit 1024G 
Exit Code: 0
Output:

2025-04-04 00:54:43 (14376): 
Command: VBoxManage -q modifyvm "boinc_cf27e1cd883e4dae" --natpf1 ",tcp,127.0.0.1,58939,,80" 
Exit Code: 0
Output:

2025-04-04 00:54:43 (14376): 
Command: VBoxManage -q list extpacks
Exit Code: 0
Output:
Extension Packs: 0

2025-04-04 00:54:43 (14376): 
Command: VBoxManage -q sharedfolder add "boinc_cf27e1cd883e4dae" --name "shared" --hostpath "C:\ProgramData\BOINC\slots\0/shared"
Exit Code: 0
Output:

2025-04-04 00:54:44 (14376): 
Command: VBoxManage -q startvm "boinc_cf27e1cd883e4dae" --type headless
Exit Code: 1
Output:
VBoxManage.exe: error: The virtual machine 'boinc_cf27e1cd883e4dae' has terminated unexpectedly during startup with exit code 1 (0x1).  More details may be available in 'C:\ProgramData\BOINC\slots\0\boinc_cf27e1cd883e4dae\Logs\VBoxHardening.log'
VBoxManage.exe: error: Details: code E_FAIL (0x80004005), component MachineWrap, interface IMachine
Waiting for VM "boinc_cf27e1cd883e4dae" to power on...

2025-04-04 00:54:44 (14376): 
Command: VBoxManage -q snapshot "boinc_cf27e1cd883e4dae" list 
Exit Code: -108
Output:
This machine does not have any snapshots

2025-04-04 00:54:44 (14376): 
Command: VBoxManage -q bandwidthctl "boinc_cf27e1cd883e4dae" remove "boinc_cf27e1cd883e4dae_net" 
Exit Code: 0
Output:

2025-04-04 00:54:45 (14376): 
Command: VBoxManage -q unregistervm "boinc_cf27e1cd883e4dae" --delete 
Exit Code: 0
Output:
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%

00:54:55 (14376): called boinc_finish(1)

</stderr_txt>
]]>

©2025 CERN