Vmware Vcenter Converter Standalone Unable To Start The Change Tracking Driver May 2026

She changed it to "Warn" (temporarily), ran gpupdate /force , rebooted again, and started the conversion.

She launched VMware vCenter Converter Standalone 6.2, clicked "Convert Machine," entered the source credentials, and hit next. The pre-check screen looked good—enough disk space, network reachable, agent uploaded. Then she clicked "Finish." She changed it to "Warn" (temporarily), ran gpupdate

At 2:13 AM, the conversion finished. She shut down the source, powered on the VM, and the app came up without a hitch. Then she clicked "Finish

Bingo. The server had Hyper-V role installed (even though no VMs were running) and Device Guard enabled via group policy. Hyper-V and VMware’s change tracking driver cannot coexist—they fight for the same virtualization primitives. The server had Hyper-V role installed (even though

She opened gpedit.msc and checked: System > Device Installation > Specify digital signature verification for device drivers. It was set to "Block." Even test-signed drivers were rejected.

And somewhere in a data center, another Windows box silently stopped breathing, waiting for its own 2 AM hero.