Troubleshooting the VMware CBC sensor can be difficult without reviewing the logs. In case the RepCLI commands are not working you will need to manually review the logs.
VMware Carbon Black Cloud sensor for Windows Endpoints
Sensor logs are stored in C:\ProgramData\CarbonBlack\Logs\confer
Depending on how the sensor was installed, there are other locations where sensor logs may be found (the installer log may be named cb-installer-x-x-x.log or will contain "installer" in the filename):
If RepCLI is not working, the commands to collect the diagnostics logs may fail.