Tekla Structures Learning edition is fully functional Building Information Modeling software for engineering and construction students for self-learning, school projects and course work. Read more about the usage, available languages and limitations of Tekla Structures Learning.
Are you using 32-bit Windows?
32-bit Windows users will have to make more memory available to Tekla Structures Learning 21.1.
The instructions for checking your Windows version and changing the memory settings are here.
Note that the next Tekla Structures Learning edition will be available only for 64-bit Windows.