Interbase registration issues

My interbase developer 2020 has stopped running with the follwing message in the log…

LAPTOP-BHM08A2Q (Server) Fri Mar 11 08:16:23 2022
Product is not registered. Please register and restart
Registration file error: License S/N XXXX-XXXXXX-XXXXXX-XXXX is in use by another instance of InterBase

YET My licence details…
P.title {padding: 0; margin: 0; font-family:Arial,Helvetica,sans-serif; font-size: 12px; white-space:nowrap; font-weight:bold; text-decoration:underline; } ul.noindent {padding:0;margin:0} ul.noindent li {list-type: none;padding:1 px 0 1px 0;margin:0} .description {font-family:Arial,Helvetica,sans-serif; font-size: 11px; white-space:nowrap; }

License Details:

  • Title: InterBase 2020 Developer Edition
  • License file name: .7113_0.1646948062142.slip
  • License Expiration Date: Unlimited
  • License Type: Workstation
  • Serial number: XXXX-XXXXXX-XXXXXX-XXXX
  • Registered: Yes
  • Platform: All
  • Commercial use: Yes

This License Activates:

  • InterBase 2020 Developer IDE

Any help would be appreciated!