We have an exciting announcement about badges coming in May 2025. Until then, we will temporarily stop issuing new badges for course completions and certifications. However, all completions will be recorded and fulfilled after May 2025.
vganore
Ansys Employee

Can you please post a screenshot of the licensing error? I don't think Zemax Student version will ask you to supply a license file. Make sure you are downloading the student version from here: 

Ansys Zemax OpticStudio Student | Free Software Download