I see there was another post also returning 18000 but it didn't seem to resolve my problem. I cannot seem to get the VDDK to open a disk when using the latest version 6.5. Can anyone help?
2016-12-05T16:34:59.654+08:00| vthread-4| I125: 2016-12-05T16:34:59.654+08:00 PREF Optional preferences file not found at C:\Users\heaven\AppData\Roaming\VMware\config.ini. Using default values.
2016-12-05T16:34:59.654+08:00| vthread-4| I125: 2016-12-05T16:34:59.654+08:00 UUID: SMBIOS UUID is reported as '00 28 2d f6 5e a9 e1 81-2b 4b 10 bf 48 26 b7 82'.
2016-12-05T16:34:59.654+08:00| vthread-4| I125: 2016-12-05T16:34:59.654+08:00 FILE: FileLockDynaLink: Further process validation tools are: available
2016-12-05T16:34:59.657+08:00| vthread-4| I125: 2016-12-05T16:34:59.657+08:00 lib/ssl: OpenSSL using FIPS_drbg for RAND
2016-12-05T16:34:59.657+08:00| vthread-4| I125: 2016-12-05T16:34:59.657+08:00 lib/ssl: protocol list tls1.2
2016-12-05T16:34:59.657+08:00| vthread-4| I125: 2016-12-05T16:34:59.657+08:00 lib/ssl: protocol list tls1.2 (openssl flags 0x17000000)
2016-12-05T16:34:59.657+08:00| vthread-4| I125: 2016-12-05T16:34:59.657+08:00 lib/ssl: cipher list !aNULL:kECDH+AESGCM:ECDH+AESGCM:RSA+AESGCM:kECDH+AES:ECDH+AES:RSA+AES
2016-12-05T16:34:59.657+08:00| vthread-4| I125: 2016-12-05T16:34:59.657+08:00 FILE: FileCreateDirectoryRetry: Non-retriable error encountered (C:\ProgramData\VMware): Cannot create a file when that file already exists (183)
2016-12-05T16:34:59.657+08:00| vthread-4| I125: 2016-12-05T16:34:59.657+08:00 FILE: FileCreateDirectoryRetry: Non-retriable error encountered (C:\ProgramData\VMware): Cannot create a file when that file already exists (183)
2016-12-05T16:34:59.657+08:00| vthread-4| I125: 2016-12-05T16:34:59.657+08:00 FILE: FileCreateDirectoryRetry: Non-retriable error encountered (C:\ProgramData\VMware): Cannot create a file when that file already exists (183)
2016-12-05T16:34:59.657+08:00| vthread-4| I125: 2016-12-05T16:34:59.657+08:00 FILE: FileCreateDirectoryRetry: Non-retriable error encountered (C:\ProgramData\VMware): Cannot create a file when that file already exists (183)
2016-12-05T16:34:59.657+08:00| vthread-4| I125: 2016-12-05T16:34:59.657+08:00 FILE: FileCreateDirectoryRetry: Non-retriable error encountered (C:\ProgramData\VMware): Cannot create a file when that file already exists (183)
2016-12-05T16:34:59.658+08:00| vthread-4| W115: 2016-12-05T16:34:59.658+08:00 Ignoring windows message posted to non-UI thread. hwnd 463178 msg 15 wp 00000000 lp 00000000
2016-12-05T16:34:59.718+08:00| vthread-4| W115: 2016-12-05T16:34:59.718+08:00 Ignoring windows message posted to non-UI thread. hwnd 463178 msg 675 wp 00000000 lp 00000000
2016-12-05T16:34:59.719+08:00| vthread-4| E110: 2016-12-05T16:34:59.719+08:00 VixDiskLibVim: Error 18000 (listener error GVmomiFaultInvalidResponse).
2016-12-05T16:34:59.719+08:00| vthread-4| W115: 2016-12-05T16:34:59.719+08:00 VixDiskLibVim: Login failure. Callback error 18000 at 2444.
2016-12-05T16:34:59.719+08:00| vthread-4| E110: 2016-12-05T16:34:59.719+08:00 VixDiskLibVim: Failed to find the VM. Error 18000 at 2516.
2016-12-05T16:34:59.720+08:00| vthread-4| I125: 2016-12-05T16:34:59.720+08:00 VixDiskLibVim: VixDiskLibVim_FreeNfcTicket: Free NFC ticket.
2016-12-05T16:34:59.720+08:00| vthread-4| E110: VixDiskLib: Error occurred when obtaining NFC ticket for [datastore1] Windows7X64/Windows7X64_0.vmdk. Error 18000 (Cannot connect to the host) (fault (null), type GVmomiFaultInvalidResponse, reason: (none given), translated to 18000) at 2173.
2016-12-05T16:34:59.720+08:00| vthread-4| E110: VixDiskLib: VixDiskLib_OpenEx: Cannot open disk [datastore1] Windows7X64/Windows7X64_0.vmdk. Error 18000 (Cannot connect to the host) at 4964.
2016-12-05T16:34:59.720+08:00| vthread-4| E110: VixDiskLib: VixDiskLib_Open: Cannot open disk [datastore1] Windows7X64/Windows7X64_0.vmdk. Error 18000 (Cannot connect to the host) at 5002.
2016-12-05T16:40:05.381+08:00| vthread-4| I125: VixDiskLib: VixDiskLib_Disconnect: Disconnect.
2016-12-05T16:40:05.381+08:00| vthread-4| I125: VixDiskLib: VixDiskLib_Exit: Unmatched Init calls so far: 1.
2016-12-05T16:40:05.381+08:00| vthread-4| I125: 2016-12-05T16:40:05.381+08:00 VixDiskLibVim: VixDiskLibVim_Exit: Clean up.