Note: Both hostd and VMware Tools are updated to fix quiesced snapshots on Windows 2008 R2.
Ensure that ESX build 256968 or later is installed. Also, install ESX 4.0 Patch ESX400-201005401-SG. For more information, see VMware ESX 4.0, Patch ESX400-201005401-SG: Updates apps, cim, exsupdate, scripts, tools, vmkernel64, uwlibs, kernel, and openssl (1013127).
VMware ESX 4.0, Patch ESX400-201005401-SG: Updates apps, cim, exsupdate, scripts, tools, vmkernel64, uwlibs, kernel, and openssl