This article is a start: https://knowledge.autodesk.com/support/inventor/troubleshooting/caas/sfdcarticles/sfdcarticles/Openi...
Where are the files located? (Physically on the machine, network, vault etc)
i used Inventor Reset Utility but the same problem acquire nothing solve ... the project in machine
Hi! This warning means literally that the library paths defined in the project file cannot be found on your computer. Go to Get Started -> Project -> Library path -> delete the ones with strikeout line.
Many thanks!