ERROR

When installing a new license file you receive the following error. Experienced on License Manager Version 2021 R2.

2021/09/18 17:07:45: Did not upload file - Error: The hostid in the license file is not a valid hostid for this license server machine.

Description/Cause

Possible Causes:

• Your attempting to install a license file that was issued to a different computer.
• The HostID of your computer has changed.
  • In rare occasions, if your using a cloud VM as your license server and your license was issued to a mac address ID type, your mac address may have changed after a computer restart - if this is the case, please have your IT department assign a static mac address to your computer before having the license re-issued/changed.
• You attempted to modify the HostID in your license file manually.  This will not work.

Solution

1. Open your license text file(s) in notepad and make note of your HostID or HostID's if you have multiple license files.
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2. In the LMC webpage, click Get System HostID Information
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3. Does the HostID(s) in your license file match one of the HostID's listed here?
   1. NO- Your license file was issued to a different computer.  
      • You will need to install the license on the computer it was issued to.
      • or Perform a License Server Change ‍
   2. YES -
      • Follow HOW TO - Reset Your Ansys License File
      • If you attempted to modify your HostID, this will not work and you must and you must Perform a License Server Change‍