Problem description

VMware Virtual Machine backup fails with the following VMWARE_VDDK65535 error:

SyncError: VMware VDDK: Internal Error  (#10005ffff : 18000)

Cause

This issue occurs when the certificate is updated for the vCenter/Hypervisor.

Traceback

Download job logs. Refer to the Logs article.

Extract the logs and navigate to the

Phoenix <YYYY/MM/DD>-<timestamp>.log

file and check for the following traceback in the logs.

[2020-07-31 15:10:38,047] [INFO] In vddk_lib open_disk diskpath [abc-storage] VM - VM.vmdk
    [2020-07-31 15:10:38,047] [INFO] In vddk_lib open_disk openFlag 5
    [2020-07-31 15:10:38,125] [ERROR] VDDK error[18000] Cannot connect to the host.
    [2020-07-31 15:10:38,126] [ERROR] Error <class 'inSyncLib.inSyncError.SyncError'>:VMware VDDK: Internal Error  #10005ffff : 18000). Traceback -Traceback (most recent call last):
    File "agents/vmware/vixDiskLibOCManager.py", line 117, in handle_oc_work
    File "agents/vmware/vixDiskLibHelper/vddk_lib.py", line 120, in open_disk
    File "agents/vmware/vixDiskLibHelper/vddk_lib.py", line 205, in __raise_vddk_error
    SyncError: VMware VDDK: Internal Error  (#10005ffff : 18000)

Extract the vmware_vddk.zip file and check for the following traceback in the logs.

2020-07-21T19:02:00.364+01:00| vthread-4| E110: 2020-07-21T19:02:00.364+01:00 VixDiskLibVim: Error 18000 (listener error GVmomiFaultInvalidResponse).
    2020-07-21T19:02:00.364+01:00| vthread-4| W115: 2020-07-21T19:02:00.364+01:00 VixDiskLibVim: Login failure. Callback error 18000 at 2500.
    2020-07-21T19:02:00.364+01:00| vthread-4| E110: 2020-07-21T19:02:00.364+01:00 VixDiskLibVim: Failed to find the VM. Error 18000 at 2572.
    2020-07-21T19:02:00.365+01:00| vthread-4| I125: 2020-07-21T19:02:00.365+01:00 VixDiskLibVim: VixDiskLibVim_FreeNfcTicket: Free NFC ticket.
    2020-07-21T19:02:00.365+01:00| vthread-4| E110: VixDiskLib: VixDiskLib_PrepareForAccess: Disable Storage VMotion failed. Error 18000 (Cannot connect to the host) (fault (null), type GVmomiFaultInvalidResponse, reason: (none given), translated to 18000) at 4321.
    2020-07-21T19:02:28.333+01:00| vthread-4| I125: VixDiskLib: VixDiskLib_Cleanup: Remove previous mount points and clean up .
    2020-07-21T19:02:28.333+01:00| vthread-4| I125: VixDiskLib: VixDiskLib_Connect: Establish connection.
    2020-07-21T19:02:28.333+01:00| vthread-4| I125: VixDiskLib: Resolve host.
    2020-07-21T19:02:28.348+01:00| vthread-4| I125: 2020-07-21T19:02:28.348+01:00 error -[7F3B30FE5740] [Originator@6876 sub=Default] Cannot log into 10.1.1.218:443: Other error encountered: SSL Exception: Verification parameters:
    2020-07-21T19:02:28.348+01:00| vthread-4| I125+ --> PeerThumbprint: E2:29:...........................................:AA
    2020-07-21T19:02:28.348+01:00| vthread-4| I125+ --> ExpectedThumbprint: 2c:02:...........................................:4c

2020-07-21T19:02:28.348+01:00| vthread-4| I125+ --> ExpectedPeerName: 10.1.1.218
    2020-07-21T19:02:28.348+01:00| vthread-4| I125+ --> The remote host certificate has these problems:
    2020-07-21T19:02:28.348+01:00| vthread-4| I125+ --> 
    2020-07-21T19:02:28.348+01:00| vthread-4| I125+ --> * Host name does not match the subject name(s) in certificate.
    2020-07-21T19:02:28.348+01:00| vthread-4| I125+ --> 
    2020-07-21T19:02:28.348+01:00| vthread-4| I125+ --> * unable to get local issuer certificate

Resolution

This issue occurs only for the backup proxy with version lower than 4.8.3-69446.

To fix the error, reboot the backup proxy after the certificate is updated. The backups will complete successfully.

📝 Note
This issue is fixed for backup proxy with version 4 .8.3-69446 and later.

VMware backups fail with error VMWARE VDDK1 and VMware logs show 'Failed to connect to peer'. Error: The remote host certificate has these problems.

VMware backups fail with NFC errors

VMware backups in Phoenix fail with Error in reading data from the Disk

VMware VM Restore fails with Error VMWARE VDDK1

VMware VM restore failed with the error "VMWARE_VDDK65535"