She checked dmesg -equivalent in Windows Event Viewer: "VMware CTK driver was blocked from loading because it is not compatible with Hyper-V or Device Guard/Credential Guard."
If you do not strictly require a synchronized conversion (i.e., you can afford a single downtime window), you can bypass the driver error by disabling the synchronization feature:
ERROR: Failed to install change tracking driver. Error 577: Windows cannot verify the digital signature for this driver. A recent hardware or software change might have installed a file that is signed incorrectly or damaged. She checked dmesg -equivalent in Windows Event Viewer:
Right-click it, select , set it to Enabled (or Disabled depending on the specific OS version requirements), and click OK.
: On machines without internet access, the driver may fail to start due to failed certificate revocation checks. You may need to install the Right-click it, select , set it to Enabled
Modern Endpoint Detection and Response (EDR) tools (CrowdStrike, SentinelOne, Defender ATP) and traditional antivirus (Symantec, McAfee, Trend Micro) aggressively monitor driver installation. They often flag the legitimate vmware-converter-<random>.tmp driver as a suspicious unsigned driver or a rootkit attempting to install.
Work through these solutions in order. Typically, Solution #2 or #3 resolves 80% of cases. They often flag the legitimate vmware-converter-<
She tried the easy fix first: reboot the source server. The app team had said "no reboots until Q4," but Sarah had learned that "critical" sometimes meant "we forgot the admin password." She rebooted anyway.
If the remote "push" installation fails, install the agent manually on the source.