Autodesk Inventor Users

Created by Constantin STANCESCU on 25 April, 2018

Hello, I am having problems with Inventor assemblies. Quite frequently, I will make an assembly and open it the next day to find out it says.

even if i download an assembly, for example this one https://grabcad.com/library/ftc-large-omni-wheel-1 the same problem occurs.

Thanks.