I downloaded the Tekla Structures educational version 21 and when I try to open a model created in the 20.1 version I get the following message.
"TEKLA STRUCTURES HAS STOPPED WORKING" I have removed the program from computer and re-downloaded and installed. I still get the same error message.
Similar problem has been discussed in this forum earlier, please check https://campus.tekla.com/forum/discussion-forum/tekla-structures-has-stopped-working and https://campus.tekla.com/forum/discussion-forum/tekla-structures-has-stopped-working-0.