Nessus Offline Activation License Already In Use -

nessuscli.exe fetch --register-offline nessus.license

The most direct way to resolve this is to reset your license through the Tenable Support Portal or the Tenable Community site. Log in to your account. Navigate to the Products or Licenses section. nessus offline activation license already in use

If you know you are going to decommission a server or move a VM, run nessuscli fix --reset first to try and release the binding. nessuscli

If you followed these steps and still receive the "Already in Use" error, it usually indicates a backend sync issue at Tenable. In this case, providing your Activation Code and the new Challenge Code to a Tenable Support ticket is the fastest path to resolution. nessus offline activation license already in use