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ERROR - No license for OpticStudio was found
Authored by Aaron Schedlin
August 28th, 2023
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KB2137934
ERROR
When launching OpticStudio you receive an error stating no license found.
Zemax Error Message
No license for OpticStudio was found. If you are attempting to run from a USB key, ensure that the key is plugged in. To activate a new Softkey, open Zemax License Manager
Software & Version
OpticStudio 2023R1
*This example was taken from this version but is not necessarily limited to this version.
Description/Cause
In this case, an older version of Zemax OpticStudio was installed and new licensing issued through Ansys was in use.
*The cause(s) we identified in this documented instance may not be the only cause(s) for this error.
Solution
- Uninstall older version of OpticStudio as well as Zemax License Manager.
- Install OpticStudio 2023 R2 or latest version.
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