Project crashes when I try to open

When I try to load my project in version 4.1 it crashes and show this massage.

"We apologize for the inconvenience.
Please send this crash report to help improve our software.

"

It says that the process crashed was "UE4Editor.exe

Please, I need help ASAP.

I just opened the project in 4.0.2 and opened again in 4.1.0 and it worked. I will leave it here just for the staff get the error reported.