PVS Target device boot up stuck at "Starting Windows" or "virtual disk found"

PVS Target device boot up stuck at 'Starting Windows' forever. Most of the time reboot the problem VM from the hypervisor the VM can boot up without issue. Also we could see the PVS Target device boot up stuck at 'vDisk found'...

PVS target on ESXi hardware v10 and v11, fails to boot at "Starting Windows"

Target Devices Failing to boot,hanging at "Starting Windows" Wireshark trace shows Single IO phase of boot but BNIStack driver does not get loaded and no MIO Phase starts...