Stderr output

<core_client_version>8.2.4</core_client_version>
<![CDATA[
<message>
(unknown error) (317) - exit code 4294967114 (0xffffff4a)</message>
<stderr_txt>
2026-04-07 23:35:42 (6628): vboxwrapper version 26210
2026-04-07 23:35:42 (6628): BOINC client version: 8.2.4
2026-04-07 23:35:43 (6628): Detected: VirtualBox VboxManage Interface (Version: 7.0.6)
2026-04-07 23:35:43 (6628): Detected: Heartbeat check (file: 'heartbeat' every 1800.000000 seconds)
2026-04-07 23:35:43 (6628): Successfully copied 'init_data.xml' to the shared directory.
2026-04-07 23:35:43 (6628): Successfully copied 'input' to the shared directory.
2026-04-07 23:35:43 (6628): Create VM. (boinc_25ddcfb014cb58a9, slot#1)
2026-04-07 23:35:44 (6628): Setting Memory Size for VM. (1024MB)
2026-04-07 23:35:44 (6628): Setting CPU Count for VM. (1)
2026-04-07 23:35:44 (6628): Setting Chipset Options for VM.
2026-04-07 23:35:44 (6628): Setting Graphics Controller Options for VM. (Driver: VBoxVGA, 16MB)
2026-04-07 23:35:45 (6628): Setting Boot Options for VM.
2026-04-07 23:35:45 (6628): Setting Network Configuration for NAT. (Driver: virtio)
2026-04-07 23:35:45 (6628): Enabling VM Network Access.
2026-04-07 23:35:46 (6628): Disabling USB Support for VM.
2026-04-07 23:35:46 (6628): Disabling COM Port Support for VM.
2026-04-07 23:35:46 (6628): Disabling LPT Port Support for VM.
2026-04-07 23:35:47 (6628): Disabling Audio Support for VM.
2026-04-07 23:35:47 (6628): Disabling Clipboard Support for VM.
2026-04-07 23:35:47 (6628): Disabling Drag and Drop Support for VM.
2026-04-07 23:35:47 (6628): Adding storage controller(s) to VM.
2026-04-07 23:35:48 (6628): Adding virtual disk drive to VM. (Theory_2025_08_13_prod.vdi)
2026-04-07 23:36:22 (6628): Could not remove parent disk 'F:\BOINC\Data\slots\2\boinc_e3783ea9d567dcbe\Snapshots\{e9dad6af-c3d5-4625-b4e5-fcd22bbc256e}.vdi'.
2026-04-07 23:36:22 (6628): Could not remove child disk 'e9dad6af-c3d5-4625-b4e5-fcd22bbc256e'.
2026-04-07 23:36:22 (6628): Could not create VM
2026-04-07 23:36:22 (6628): ERROR: VM failed to start
2026-04-07 23:36:22 (6628): Powering off VM.
2026-04-07 23:36:22 (6628): Deregistering VM. (boinc_25ddcfb014cb58a9, slot#1)
2026-04-07 23:36:22 (6628): Removing network bandwidth throttle group from VM.
2026-04-07 23:36:22 (6628): Removing VM from VirtualBox.

    Hypervisor System Log:

01:39:55.506486          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.506496          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.506505          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.506512          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.506605          Saving settings file "C:\Users\Fede\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
01:39:55.507766          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507786          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507795          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507803          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507810          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507818          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507825          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507832          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507839          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507846          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507854          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507861          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507869          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507876          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507883          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507893          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507902          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507909          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507917          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507924          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507931          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507939          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507946          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507953          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507960          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507967          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507975          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507982          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507989          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.507996          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.508003          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.508010          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
01:39:55.511426          Finished saving settings file "C:\Users\Fede\.VirtualBox\VirtualBox.xml"

    VM Execution Log:


    VM Startup Log:


    VM Trace Log:

Controller.cpp

2026-04-07 23:35:48 (6628): 
Command: VBoxManage -q showhdinfo "F:\BOINC\Data/projects/lhcathome.cern.ch_lhcathome/Theory_2025_08_13_prod.vdi" 
Exit Code: 0
Output:
UUID:           045b03b5-74fd-4f58-8f68-0eee86fe796d
Parent UUID:    base
State:          locked read
Type:           multiattach
Location:       F:\BOINC\Data\projects\lhcathome.cern.ch_lhcathome\Theory_2025_08_13_prod.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       10240 MBytes
Size on disk:   2847 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576
Child UUIDs:    105d6719-ec65-4cfe-9837-6876251d8ffb
                c21db0d6-61aa-4581-b0b3-2e20565cf843
                e9dad6af-c3d5-4625-b4e5-fcd22bbc256e

2026-04-07 23:35:49 (6628): 
Command: VBoxManage -q showhdinfo "105d6719-ec65-4cfe-9837-6876251d8ffb" 
Exit Code: 0
Output:
UUID:           105d6719-ec65-4cfe-9837-6876251d8ffb
Parent UUID:    045b03b5-74fd-4f58-8f68-0eee86fe796d
State:          inaccessible
Access Error:   Could not open the medium 'F:\BOINC\Data\slots\0\boinc_495798c9ced59a47\Snapshots\{105d6719-ec65-4cfe-9837-6876251d8ffb}.vdi'.
VD: error VERR_PATH_NOT_FOUND opening image file 'F:\BOINC\Data\slots\0\boinc_495798c9ced59a47\Snapshots\{105d6719-ec65-4cfe-9837-6876251d8ffb}.vdi' (VERR_PATH_NOT_FOUND)
Type:           normal (differencing)
Auto-Reset:     off
Location:       F:\BOINC\Data\slots\0\boinc_495798c9ced59a47\Snapshots\{105d6719-ec65-4cfe-9837-6876251d8ffb}.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       0 MBytes
Size on disk:   0 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=

2026-04-07 23:35:49 (6628): 
Command: VBoxManage -q closemedium disk "F:\BOINC\Data\slots\0\boinc_495798c9ced59a47\Snapshots\{105d6719-ec65-4cfe-9837-6876251d8ffb}.vdi" 
Exit Code: 0
Output:

2026-04-07 23:35:49 (6628): 
Command: VBoxManage -q showhdinfo "c21db0d6-61aa-4581-b0b3-2e20565cf843" 
Exit Code: 0
Output:
UUID:           c21db0d6-61aa-4581-b0b3-2e20565cf843
Parent UUID:    045b03b5-74fd-4f58-8f68-0eee86fe796d
State:          inaccessible
Access Error:   Could not open the medium 'F:\BOINC\Data\slots\1\boinc_7702d040bdc36c7b\Snapshots\{c21db0d6-61aa-4581-b0b3-2e20565cf843}.vdi'.
VD: error VERR_PATH_NOT_FOUND opening image file 'F:\BOINC\Data\slots\1\boinc_7702d040bdc36c7b\Snapshots\{c21db0d6-61aa-4581-b0b3-2e20565cf843}.vdi' (VERR_PATH_NOT_FOUND)
Type:           normal (differencing)
Auto-Reset:     off
Location:       F:\BOINC\Data\slots\1\boinc_7702d040bdc36c7b\Snapshots\{c21db0d6-61aa-4581-b0b3-2e20565cf843}.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       0 MBytes
Size on disk:   0 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=

2026-04-07 23:35:49 (6628): 
Command: VBoxManage -q closemedium disk "F:\BOINC\Data\slots\1\boinc_7702d040bdc36c7b\Snapshots\{c21db0d6-61aa-4581-b0b3-2e20565cf843}.vdi" 
Exit Code: 0
Output:

2026-04-07 23:35:50 (6628): 
Command: VBoxManage -q showhdinfo "e9dad6af-c3d5-4625-b4e5-fcd22bbc256e" 
Exit Code: 0
Output:
UUID:           e9dad6af-c3d5-4625-b4e5-fcd22bbc256e
Parent UUID:    045b03b5-74fd-4f58-8f68-0eee86fe796d
State:          locked write
Type:           normal (differencing)
Auto-Reset:     off
Location:       F:\BOINC\Data\slots\2\boinc_e3783ea9d567dcbe\Snapshots\{e9dad6af-c3d5-4625-b4e5-fcd22bbc256e}.vdi
Storage format: VDI
Format variant: differencing default
Capacity:       10240 MBytes
Size on disk:   771 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576
In use by VMs:  boinc_e3783ea9d567dcbe (UUID: 5bd459c4-7872-4569-8343-03f3570ffe35)

2026-04-07 23:35:50 (6628): 
Command: VBoxManage -q closemedium disk "F:\BOINC\Data\slots\2\boinc_e3783ea9d567dcbe\Snapshots\{e9dad6af-c3d5-4625-b4e5-fcd22bbc256e}.vdi" 
Exit Code: -2135228409
Output:
VBoxManage.exe: error: Medium 'F:\BOINC\Data\slots\2\boinc_e3783ea9d567dcbe\Snapshots\{e9dad6af-c3d5-4625-b4e5-fcd22bbc256e}.vdi' is locked for writing by another task
VBoxManage.exe: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee IUnknown
VBoxManage.exe: error: Context: "Close()" at line 1878 of file VBoxManageDisk.cpp

2026-04-07 23:35:51 (6628): 
Command: VBoxManage -q closemedium disk "F:\BOINC\Data\slots\2\boinc_e3783ea9d567dcbe\Snapshots\{e9dad6af-c3d5-4625-b4e5-fcd22bbc256e}.vdi" 
Exit Code: -2135228409
Output:
VBoxManage.exe: error: Medium 'F:\BOINC\Data\slots\2\boinc_e3783ea9d567dcbe\Snapshots\{e9dad6af-c3d5-4625-b4e5-fcd22bbc256e}.vdi' is locked for writing by another task
VBoxManage.exe: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee IUnknown
VBoxManage.exe: error: Context: "Close()" at line 1878 of file VBoxManageDisk.cpp

2026-04-07 23:35:53 (6628): 
Command: VBoxManage -q closemedium disk "F:\BOINC\Data\slots\2\boinc_e3783ea9d567dcbe\Snapshots\{e9dad6af-c3d5-4625-b4e5-fcd22bbc256e}.vdi" 
Exit Code: -2135228409
Output:
VBoxManage.exe: error: Medium 'F:\BOINC\Data\slots\2\boinc_e3783ea9d567dcbe\Snapshots\{e9dad6af-c3d5-4625-b4e5-fcd22bbc256e}.vdi' is locked for writing by another task
VBoxManage.exe: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee IUnknown
VBoxManage.exe: error: Context: "Close()" at line 1878 of file VBoxManageDisk.cpp

2026-04-07 23:35:58 (6628): 
Command: VBoxManage -q closemedium disk "F:\BOINC\Data\slots\2\boinc_e3783ea9d567dcbe\Snapshots\{e9dad6af-c3d5-4625-b4e5-fcd22bbc256e}.vdi" 
Exit Code: -2135228409
Output:
VBoxManage.exe: error: Medium 'F:\BOINC\Data\slots\2\boinc_e3783ea9d567dcbe\Snapshots\{e9dad6af-c3d5-4625-b4e5-fcd22bbc256e}.vdi' is locked for writing by another task
VBoxManage.exe: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee IUnknown
VBoxManage.exe: error: Context: "Close()" at line 1878 of file VBoxManageDisk.cpp

2026-04-07 23:36:06 (6628): 
Command: VBoxManage -q closemedium disk "F:\BOINC\Data\slots\2\boinc_e3783ea9d567dcbe\Snapshots\{e9dad6af-c3d5-4625-b4e5-fcd22bbc256e}.vdi" 
Exit Code: -2135228409
Output:
VBoxManage.exe: error: Medium 'F:\BOINC\Data\slots\2\boinc_e3783ea9d567dcbe\Snapshots\{e9dad6af-c3d5-4625-b4e5-fcd22bbc256e}.vdi' is locked for writing by another task
VBoxManage.exe: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee IUnknown
VBoxManage.exe: error: Context: "Close()" at line 1878 of file VBoxManageDisk.cpp

2026-04-07 23:36:22 (6628): 
Command: VBoxManage -q closemedium disk "F:\BOINC\Data\slots\2\boinc_e3783ea9d567dcbe\Snapshots\{e9dad6af-c3d5-4625-b4e5-fcd22bbc256e}.vdi" 
Exit Code: -2135228409
Output:
VBoxManage.exe: error: Medium 'F:\BOINC\Data\slots\2\boinc_e3783ea9d567dcbe\Snapshots\{e9dad6af-c3d5-4625-b4e5-fcd22bbc256e}.vdi' is locked for writing by another task
VBoxManage.exe: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee IUnknown
VBoxManage.exe: error: Context: "Close()" at line 1878 of file VBoxManageDisk.cpp

2026-04-07 23:36:22 (6628): 
Command: VBoxManage -q snapshot "boinc_25ddcfb014cb58a9" list 
Exit Code: -108
Output:
This machine does not have any snapshots

2026-04-07 23:36:22 (6628): 
Command: VBoxManage -q bandwidthctl "boinc_25ddcfb014cb58a9" remove "boinc_25ddcfb014cb58a9_net" 
Exit Code: -2135228415
Output:
VBoxManage.exe: error: Could not find a bandwidth group named 'boinc_25ddcfb014cb58a9_net'
VBoxManage.exe: error: Details: code VBOX_E_OBJECT_NOT_FOUND (0x80bb0001), component BandwidthControlWrap, interface IBandwidthControl, callee IUnknown
VBoxManage.exe: error: Context: "DeleteBandwidthGroup(name.raw())" at line 273 of file VBoxManageBandwidthControl.cpp

2026-04-07 23:36:23 (6628): 
Command: VBoxManage -q unregistervm "boinc_25ddcfb014cb58a9" --delete 
Exit Code: 0
Output:
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%

2026-04-07 23:36:33 (6628): called boinc_finish(-182)

</stderr_txt>
]]>

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