Program asks to reregister after restarting program after successful registration

If the software asks to reregister, after successfully registering program and restarting the program, please do the following:

  1. Download and install BLS-2021 version 33.02.11 or newer
  2. Restart BLS
  3. Run as Demo
  4. Options > Program Registration > Clear Registrations
  5. Reregister BLS again