Workstation Activation in the Concurrent Serial Number Field

Please refer to the Wiki Documentation for the Licensing & Activation reference.

If you are getting really weird activations errors where it says the license has already been activated the client has probably put the Workstation serial code in the Concurrent spot that is in the Wizard.

To fix this go to the registry (regedit) here:

HLM\Software\Wow6432Node\SimpleIndex\Registration

Then delete the key called Serial