If you get an error similar to the following, double-check that you have a modem version firmware that the nRF Util installation recognizes:
Caused by:
unable to locate db directory plugin path: C:\Users\xyz\.nrfutil\lib\nrfutil-trace\plugins\nrfml-insight-source.nrfml (error code 100)
This error message indicates that the modem firmware version used for your device is not covered by the default modem trace database shipped with the nrfutil-trace command.