Stderr output

<core_client_version>7.4.25</core_client_version>
<![CDATA[
<message>
process exited with code 194 (0xc2, -62)
</message>
<stderr_txt>
2019-05-07 01:28:14 (16363): vboxwrapper (7.7.26196): starting
2019-05-07 01:28:14 (16363): Feature: Checkpoint interval offset (122 seconds)
2019-05-07 01:28:14 (16363): Detected: VirtualBox VboxManage Interface (Version: 5.1.22)
2019-05-07 01:28:15 (16363): Detected: Minimum checkpoint interval (600.000000 seconds)
2019-05-07 01:28:15 (16363): Detected: Heartbeat check (file: 'heartbeat' every 1200.000000 seconds)
2019-05-07 01:28:15 (16363): Successfully copied 'init_data.xml' to the shared directory.
2019-05-07 01:28:15 (16363): Create VM. (boinc_bfc013001a24ebc6, slot#2)
2019-05-07 01:28:15 (16363): Setting Memory Size for VM. (1896MB)
2019-05-07 01:28:15 (16363): Setting CPU Count for VM. (1)
2019-05-07 01:28:15 (16363): Setting Chipset Options for VM.
2019-05-07 01:28:15 (16363): Setting Boot Options for VM.
2019-05-07 01:28:16 (16363): Setting Network Configuration for NAT.
2019-05-07 01:28:16 (16363): Enabling VM Network Access.
2019-05-07 01:28:16 (16363): Disabling USB Support for VM.
2019-05-07 01:28:16 (16363): Disabling COM Port Support for VM.
2019-05-07 01:28:16 (16363): Disabling LPT Port Support for VM.
2019-05-07 01:28:16 (16363): Disabling Audio Support for VM.
2019-05-07 01:28:16 (16363): Disabling Clipboard Support for VM.
2019-05-07 01:28:16 (16363): Disabling Drag and Drop Support for VM.
2019-05-07 01:28:16 (16363): Adding storage controller(s) to VM.
2019-05-07 01:28:16 (16363): Adding virtual disk drive to VM. (vm_image.vdi)
2019-05-07 01:28:17 (16363): Adding VirtualBox Guest Additions to VM.
2019-05-07 01:28:17 (16363): Adding network bandwidth throttle group to VM. (Defaulting to 1024GB)
2019-05-07 01:28:17 (16363): forwarding host port 43797 to guest port 80
2019-05-07 01:28:17 (16363): Enabling remote desktop for VM.
2019-05-07 01:28:17 (16363): Enabling shared directory for VM.
2019-05-07 01:28:17 (16363): Starting VM. (boinc_bfc013001a24ebc6, slot#2)
2019-05-07 01:28:19 (16363): Successfully started VM. (PID = '16887')
2019-05-07 01:28:19 (16363): Reporting VM Process ID to BOINC.
2019-05-07 01:28:19 (16363): Guest Log: BIOS: VirtualBox 5.1.22
2019-05-07 01:28:19 (16363): Guest Log: BIOS: ata0-0: PCHS=16383/16/63 LCHS=1024/255/63
2019-05-07 01:28:19 (16363): VM state change detected. (old = 'poweroff', new = 'running')
2019-05-07 01:28:19 (16363): Detected: Web Application Enabled (http://localhost:43797)
2019-05-07 01:28:19 (16363): Detected: Remote Desktop Enabled (localhost:58193)
2019-05-07 01:28:19 (16363): Preference change detected
2019-05-07 01:28:19 (16363): Setting CPU throttle for VM. (100%)
2019-05-07 01:28:19 (16363): Setting checkpoint interval to 600 seconds. (Higher value of (Preference: 600 seconds) or (Vbox_job.xml: 600 seconds))
2019-05-07 01:28:21 (16363): Guest Log: BIOS: Boot : bseqnr=1, bootseq=0032
2019-05-07 01:28:21 (16363): Guest Log: BIOS: Booting from Hard Disk...
2019-05-07 01:28:24 (16363): Guest Log: BIOS: KBD: unsupported int 16h function 03
2019-05-07 01:28:24 (16363): Guest Log: BIOS: AX=0305 BX=0000 CX=0000 DX=0000 
2019-05-07 01:28:28 (16363): VM state change detected. (old = 'running', new = 'gurumeditation')
2019-05-07 01:28:28 (16363): Powering off VM.
2019-05-07 01:28:28 (16363): Deregistering VM. (boinc_bfc013001a24ebc6, slot#2)
2019-05-07 01:28:28 (16363): Removing network bandwidth throttle group from VM.
2019-05-07 01:28:28 (16363): Removing storage controller(s) from VM.
2019-05-07 01:29:01 (16363): Removing VM from VirtualBox.
2019-05-07 01:29:33 (16363): Removing virtual disk drive from VirtualBox.
2019-05-07 01:30:12 (16363): VM Premature Shutdown Detected.

    Hypervisor System Log:


    VM Execution Log:

00:00:09.408534  87: 00 00 00
00:00:09.408539  88: 00 00 00
00:00:09.408545  89: 00 00 00
00:00:09.408550  8A: 00 00 00
00:00:09.408556  8B: 00 00 00
00:00:09.408561  8C: 00 00 00
00:00:09.408567  8D: 00 00 00
00:00:09.408572  8E: 00 00 00
00:00:09.408578  8F: 00 00 00
00:00:09.408584  90: 00 00 00
00:00:09.408589  91: 00 00 00
00:00:09.408595  92: 00 00 00
00:00:09.408604  93: 00 00 00
00:00:09.408610  94: 00 00 00
00:00:09.408616  95: 00 00 00
00:00:09.408621  96: 00 00 00
00:00:09.408627  97: 00 00 00
00:00:09.408633  98: 00 00 00
00:00:09.408638  99: 00 00 00
00:00:09.408644  9A: 00 00 00
00:00:09.408649  9B: 00 00 00
00:00:09.408655  9C: 00 00 00
00:00:09.408661  9D: 00 00 00
00:00:09.408666  9E: 00 00 00
00:00:09.408672  9F: 00 00 00
00:00:09.408677  A0: 00 00 00
00:00:09.408683  A1: 00 00 00
00:00:09.408688  A2: 00 00 00
00:00:09.408694  A3: 00 00 00
00:00:09.408700  A4: 00 00 00
00:00:09.408705  A5: 00 00 00
00:00:09.408711  A6: 00 00 00
00:00:09.408721  A7: 00 00 00
00:00:09.408726  A8: 00 00 00
00:00:09.408732  A9: 00 00 00
00:00:09.408737  AA: 00 00 00
00:00:09.408743  AB: 00 00 00
00:00:09.408749  AC: 00 00 00
00:00:09.408754  AD: 00 00 00
00:00:09.408760  AE: 00 00 00
00:00:09.408765  AF: 00 00 00
00:00:09.408771  B0: 00 00 00
00:00:09.408777  B1: 00 00 00
00:00:09.408782  B2: 00 00 00
00:00:09.408788  B3: 00 00 00
00:00:09.408793  B4: 00 00 00
00:00:09.408799  B5: 00 00 00
00:00:09.408804  B6: 00 00 00
00:00:09.408810  B7: 00 00 00
00:00:09.408815  B8: 00 00 00
00:00:09.408821  B9: 00 00 00
00:00:09.408827  BA: 00 00 00
00:00:09.408832  BB: 00 00 00
00:00:09.408843  BC: 00 00 00
00:00:09.408849  BD: 00 00 00
00:00:09.408855  BE: 00 00 00
00:00:09.408860  BF: 00 00 00
00:00:09.408866  C0: 00 00 00
00:00:09.408872  C1: 00 00 00
00:00:09.408877  C2: 00 00 00
00:00:09.408883  C3: 00 00 00
00:00:09.408888  C4: 00 00 00
00:00:09.408894  C5: 00 00 00
00:00:09.408899  C6: 00 00 00
00:00:09.408905  C7: 00 00 00
00:00:09.408911  C8: 00 00 00
00:00:09.408916  C9: 00 00 00
00:00:09.408922  CA: 00 00 00
00:00:09.408927  CB: 00 00 00
00:00:09.408933  CC: 00 00 00
00:00:09.408938  CD: 00 00 00
00:00:09.408944  CE: 00 00 00
00:00:09.408954  CF: 00 00 00
00:00:09.408960  D0: 00 00 00
00:00:09.408965  D1: 00 00 00
00:00:09.408971  D2: 00 00 00
00:00:09.408976  D3: 00 00 00
00:00:09.408982  D4: 00 00 00
00:00:09.408987  D5: 00 00 00
00:00:09.408993  D6: 00 00 00
00:00:09.408999  D7: 00 00 00
00:00:09.409004  D8: 00 00 00
00:00:09.409010  D9: 00 00 00
00:00:09.409015  DA: 00 00 00
00:00:09.409021  DB: 00 00 00
00:00:09.409026  DC: 00 00 00
00:00:09.409032  DD: 00 00 00
00:00:09.409038  DE: 00 00 00
00:00:09.409043  DF: 00 00 00
00:00:09.409049  E0: 00 00 00
00:00:09.409054  E1: 00 00 00
00:00:09.409060  E2: 00 00 00
00:00:09.409070  E3: 00 00 00
00:00:09.409075  E4: 00 00 00
00:00:09.409081  E5: 00 00 00
00:00:09.409086  E6: 00 00 00
00:00:09.409092  E7: 00 00 00
00:00:09.409098  E8: 00 00 00
00:00:09.409103  E9: 00 00 00
00:00:09.409109  EA: 00 00 00
00:00:09.409114  EB: 00 00 00
00:00:09.409120  EC: 00 00 00
00:00:09.409125  ED: 00 00 00
00:00:09.409131  EE: 00 00 00
00:00:09.409137  EF: 00 00 00
00:00:09.409142  F0: 00 00 00
00:00:09.409148  F1: 00 00 00
00:00:09.409153  F2: 00 00 00
00:00:09.409159  F3: 00 00 00
00:00:09.409165  F4: 00 00 00
00:00:09.409170  F5: 00 00 00
00:00:09.409176  F6: 00 00 00
00:00:09.409186  F7: 00 00 00
00:00:09.409191  F8: 00 00 00
00:00:09.409197  F9: 00 00 00
00:00:09.409202  FA: 00 00 00
00:00:09.409208  FB: 00 00 00
00:00:09.409214  FC: 00 00 00
00:00:09.409219  FD: 00 00 00
00:00:09.409225  FE: 00 00 00
00:00:09.409230  FF: 00 00 00
00:00:09.409236 !!
00:00:09.409237 !! {vgagr}
00:00:09.409237 !!
00:00:09.409240 VGA Graphics Controller (3CF): GR index 3CE:05
00:00:09.409242  GR00:00 GR01:00 GR02:00 GR03:00 GR04:00 GR05:50 GR06:07 GR07:0F GR08:FF
00:00:09.409266 !!
00:00:09.409267 !! {vgapl}
00:00:09.409267 !!
00:00:09.409269 read mode     : 0     write mode: 0
00:00:09.409273 set/reset data: 00    S/R enable: 00
00:00:09.409277 color compare : 00    read map  : 0
00:00:09.409280 rotate        : 0     function  : 0
00:00:09.409284 don't care    : 0F    bit mask  : FF
00:00:09.409288 seq plane mask: 0F    chain-4   : on
00:00:09.409292 !!
00:00:09.409292 !! {vgasr}
00:00:09.409293 !!
00:00:09.409295 VGA Sequencer (3C5): SR index 3C4:03
00:00:09.409302  SR00:03 SR01:00 SR02:0F SR03:00 SR04:0A
00:00:09.409316 !!
00:00:09.409316 !! {vgatext}
00:00:09.409316 !!
00:00:09.409319 Not in text mode!
00:00:09.409320 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
00:00:09.409356 emR3Debug: rc=VERR_PGM_INVALID_CR3_ADDR
00:00:37.504953 VRDP: New connection: 
00:00:37.548046 VRDP: Connection opened (IPv4): 0
00:00:37.552283 VRDP: Negotiating security method with the client.
00:00:37.588096 VRDP: Connection closed: 0
00:00:37.591972 VRDP: New connection: 
00:00:37.592002 VRDP: Connection opened (IPv4): 1
00:00:37.599977 VRDP: Negotiating security method with the client.
00:00:37.622722 VRDP: Methods 0x00000003
00:00:37.622746 VRDP: Channel: [cliprdr] [1004]. Accepted.
00:00:37.622753 VRDP: Channel: [rdpsnd] [1005]. Accepted.
00:00:37.622760 VRDP: Channel: [snddbg] [1006]. Not supported.
00:00:37.622766 VRDP: Channel: [rdpdr] [1007]. Accepted.
00:00:37.640604 VRDP: Client seems to be rdesktop.
00:00:37.640643 VRDP: Logon: TeeC2 (127.0.0.1) build 2600. User: [m] Domain: [] Screen: 0
00:00:37.668071 AUTH: User: [m]. Domain: []. Authentication type: [Null]
00:00:37.668095 AUTH: Access granted.
00:00:37.812104 VBVA: VRDP acceleration has been requested.
00:00:37.848809 VRDP: SunFlsh disabled.
00:00:49.233649 VRDP: Received the Disconnect Request packet.
00:00:49.233674 VRDP: Connection closed: 1
00:00:49.233753 VBVA: VRDP acceleration has been disabled.
00:01:06.985888 NAT: Old socket recv size: 128KB
00:01:06.985916 NAT: Old socket send size: 128KB
00:01:19.021649 VRDP: New connection: 
00:01:19.021695 VRDP: Connection opened (IPv4): 2
00:01:19.027126 VRDP: Negotiating security method with the client.
00:01:19.047975 VRDP: Connection closed: 2
00:01:19.048052 VRDP: New connection: 
00:01:19.048071 VRDP: Connection opened (IPv4): 3
00:01:19.056022 VRDP: Negotiating security method with the client.
00:01:19.096370 VRDP: Methods 0x00000003
00:01:19.096396 VRDP: Channel: [cliprdr] [1004]. Accepted.
00:01:19.096404 VRDP: Channel: [rdpsnd] [1005]. Accepted.
00:01:19.096410 VRDP: Channel: [snddbg] [1006]. Not supported.
00:01:19.096416 VRDP: Channel: [rdpdr] [1007]. Accepted.
00:01:19.100531 VRDP: Client seems to be rdesktop.
00:01:19.100543 VRDP: Logon: TeeC2 (127.0.0.1) build 2600. User: [m] Domain: [] Screen: 0
00:01:19.112363 AUTH: User: [m]. Domain: []. Authentication type: [Null]
00:01:19.112380 AUTH: Access granted.
00:01:19.146200 VBVA: VRDP acceleration has been requested.
00:01:19.175512 VRDP: SunFlsh disabled.
00:01:32.334058 VRDP: Received the Disconnect Request packet.
00:01:32.334083 VRDP: Connection closed: 3
00:01:32.334155 VBVA: VRDP acceleration has been disabled.
00:01:35.968048 VRDP: New connection: 
00:01:35.968095 VRDP: Connection opened (IPv4): 4
00:01:35.972005 VRDP: Negotiating security method with the client.
00:01:35.972822 VRDP: Connection closed: 4
00:01:35.972888 VRDP: New connection: 
00:01:35.972911 VRDP: Connection opened (IPv4): 5
00:01:35.973159 VRDP: Negotiating security method with the client.
00:01:35.992856 VRDP: Methods 0x00000003
00:01:35.992885 VRDP: Channel: [cliprdr] [1004]. Accepted.
00:01:35.992893 VRDP: Channel: [rdpsnd] [1005]. Accepted.
00:01:35.992899 VRDP: Channel: [snddbg] [1006]. Not supported.
00:01:35.992905 VRDP: Channel: [rdpdr] [1007]. Accepted.
00:01:35.996744 VRDP: Client seems to be rdesktop.
00:01:35.996765 VRDP: Logon: TeeC2 (127.0.0.1) build 2600. User: [m] Domain: [] Screen: 0
00:01:35.997182 AUTH: User: [m]. Domain: []. Authentication type: [Null]
00:01:35.997193 AUTH: Access granted.
00:01:36.002898 VBVA: VRDP acceleration has been requested.
00:01:36.016102 VRDP: SunFlsh disabled.
00:01:45.067324 VRDP: Received the Disconnect Request packet.
00:01:45.067354 VRDP: Connection closed: 5
00:01:45.067430 VBVA: VRDP acceleration has been disabled.

    VM Startup Log:


    VM Trace Log:


2019-05-07 01:29:02 (16363): 
Command: VBoxManage -q unregistervm "boinc_bfc013001a24ebc6" --delete 
Exit Code: -2135228409
Output:
VBoxManage: error: Cannot unregister the machine 'boinc_bfc013001a24ebc6' while it is locked
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MachineWrap, interface IMachine, callee nsISupports
VBoxManage: error: Context: "Unregister(CleanupMode_DetachAllReturnHardDisksOnly, ComSafeArrayAsOutParam(aMedia))" at line 156 of file VBoxManageMisc.cpp

2019-05-07 01:29:04 (16363): 
Command: VBoxManage -q unregistervm "boinc_bfc013001a24ebc6" --delete 
Exit Code: -2135228409
Output:
VBoxManage: error: Cannot unregister the machine 'boinc_bfc013001a24ebc6' while it is locked
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MachineWrap, interface IMachine, callee nsISupports
VBoxManage: error: Context: "Unregister(CleanupMode_DetachAllReturnHardDisksOnly, ComSafeArrayAsOutParam(aMedia))" at line 156 of file VBoxManageMisc.cpp

2019-05-07 01:29:09 (16363): 
Command: VBoxManage -q unregistervm "boinc_bfc013001a24ebc6" --delete 
Exit Code: -2135228409
Output:
VBoxManage: error: Cannot unregister the machine 'boinc_bfc013001a24ebc6' while it is locked
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MachineWrap, interface IMachine, callee nsISupports
VBoxManage: error: Context: "Unregister(CleanupMode_DetachAllReturnHardDisksOnly, ComSafeArrayAsOutParam(aMedia))" at line 156 of file VBoxManageMisc.cpp

2019-05-07 01:29:17 (16363): 
Command: VBoxManage -q unregistervm "boinc_bfc013001a24ebc6" --delete 
Exit Code: -2135228409
Output:
VBoxManage: error: Cannot unregister the machine 'boinc_bfc013001a24ebc6' while it is locked
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MachineWrap, interface IMachine, callee nsISupports
VBoxManage: error: Context: "Unregister(CleanupMode_DetachAllReturnHardDisksOnly, ComSafeArrayAsOutParam(aMedia))" at line 156 of file VBoxManageMisc.cpp

2019-05-07 01:29:33 (16363): 
Command: VBoxManage -q unregistervm "boinc_bfc013001a24ebc6" --delete 
Exit Code: -2135228409
Output:
VBoxManage: error: Cannot unregister the machine 'boinc_bfc013001a24ebc6' while it is locked
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MachineWrap, interface IMachine, callee nsISupports
VBoxManage: error: Context: "Unregister(CleanupMode_DetachAllReturnHardDisksOnly, ComSafeArrayAsOutParam(aMedia))" at line 156 of file VBoxManageMisc.cpp

2019-05-07 01:29:34 (16363): 
Command: VBoxManage -q closemedium disk "/home/m/users/jmp/BOINC/slots/2/vm_image.vdi" --delete 
Exit Code: -2135228409
Output:
VBoxManage: error: Medium '/home/m/users/jmp/BOINC/slots/2/vm_image.vdi' is locked for writing by another task
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "DeleteStorage(pProgress.asOutParam())" at line 1602 of file VBoxManageDisk.cpp
VBoxManage: error: Failed to delete medium. Error code Unknown Status -2135228409 (0x80bb0007)
VBoxManage: error: Medium '/home/m/users/jmp/BOINC/slots/2/vm_image.vdi' is locked for writing by another task
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "Close()" at line 1611 of file VBoxManageDisk.cpp

2019-05-07 01:29:35 (16363): 
Command: VBoxManage -q closemedium disk "/home/m/users/jmp/BOINC/slots/2/vm_image.vdi" --delete 
Exit Code: -2135228409
Output:
VBoxManage: error: Medium '/home/m/users/jmp/BOINC/slots/2/vm_image.vdi' is locked for writing by another task
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "DeleteStorage(pProgress.asOutParam())" at line 1602 of file VBoxManageDisk.cpp
VBoxManage: error: Failed to delete medium. Error code Unknown Status -2135228409 (0x80bb0007)
VBoxManage: error: Medium '/home/m/users/jmp/BOINC/slots/2/vm_image.vdi' is locked for writing by another task
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "Close()" at line 1611 of file VBoxManageDisk.cpp

2019-05-07 01:29:37 (16363): 
Command: VBoxManage -q closemedium disk "/home/m/users/jmp/BOINC/slots/2/vm_image.vdi" --delete 
Exit Code: -2135228409
Output:
VBoxManage: error: Medium '/home/m/users/jmp/BOINC/slots/2/vm_image.vdi' is locked for writing by another task
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "DeleteStorage(pProgress.asOutParam())" at line 1602 of file VBoxManageDisk.cpp
VBoxManage: error: Failed to delete medium. Error code Unknown Status -2135228409 (0x80bb0007)
VBoxManage: error: Medium '/home/m/users/jmp/BOINC/slots/2/vm_image.vdi' is locked for writing by another task
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "Close()" at line 1611 of file VBoxManageDisk.cpp

2019-05-07 01:29:42 (16363): 
Command: VBoxManage -q closemedium disk "/home/m/users/jmp/BOINC/slots/2/vm_image.vdi" --delete 
Exit Code: -2135228409
Output:
VBoxManage: error: Medium '/home/m/users/jmp/BOINC/slots/2/vm_image.vdi' is locked for writing by another task
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "DeleteStorage(pProgress.asOutParam())" at line 1602 of file VBoxManageDisk.cpp
VBoxManage: error: Failed to delete medium. Error code Unknown Status -2135228409 (0x80bb0007)
VBoxManage: error: Medium '/home/m/users/jmp/BOINC/slots/2/vm_image.vdi' is locked for writing by another task
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "Close()" at line 1611 of file VBoxManageDisk.cpp

2019-05-07 01:29:50 (16363): 
Command: VBoxManage -q closemedium disk "/home/m/users/jmp/BOINC/slots/2/vm_image.vdi" --delete 
Exit Code: -2135228409
Output:
VBoxManage: error: Medium '/home/m/users/jmp/BOINC/slots/2/vm_image.vdi' is locked for writing by another task
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "DeleteStorage(pProgress.asOutParam())" at line 1602 of file VBoxManageDisk.cpp
VBoxManage: error: Failed to delete medium. Error code Unknown Status -2135228409 (0x80bb0007)
VBoxManage: error: Medium '/home/m/users/jmp/BOINC/slots/2/vm_image.vdi' is locked for writing by another task
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "Close()" at line 1611 of file VBoxManageDisk.cpp

2019-05-07 01:30:07 (16363): 
Command: VBoxManage -q closemedium disk "/home/m/users/jmp/BOINC/slots/2/vm_image.vdi" --delete 
Exit Code: -2135228409
Output:
VBoxManage: error: Medium '/home/m/users/jmp/BOINC/slots/2/vm_image.vdi' is locked for writing by another task
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "DeleteStorage(pProgress.asOutParam())" at line 1602 of file VBoxManageDisk.cpp
VBoxManage: error: Failed to delete medium. Error code Unknown Status -2135228409 (0x80bb0007)
VBoxManage: error: Medium '/home/m/users/jmp/BOINC/slots/2/vm_image.vdi' is locked for writing by another task
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "Close()" at line 1611 of file VBoxManageDisk.cpp

01:30:12 (16363): called boinc_finish(194)

</stderr_txt>
]]>

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