Issue
The Tableau Prep Conductor process can become unavailable or in an unlicensed state randomly when using the legacy Flexera activation method (not the ATR activation).
When running the "tsm status -v" command, you may view the following status:
Status: DEGRADED"
Tableau Prep Conductor 0' status is unavailable. or Tableau Prep Conductor 0' status is unlicensed.
tsm config get -k serverauthorizationtorun.enabled