My world don't load

When I open my world, it can't Load. The loading bar don't progress, then a message pop up and say : "There was a problem loading this world". I try to made some copy, but when i load them, minecraft crash. You can see the problem with the video, i Upload it on my youtube chanel : https://youtube.com/shorts/Ib4PLhtuPTU?feature=share

To Repeat this problem : 

Step 1 : Launch Minecraft

Step 2 : Launch the world 

Step 3 : Wait the error message 

This is a big world (1.1 Go). I don't want to loose it. This is the only one who makes that. 

 

Please help me. 

 

Thank you for your time and consideration. Have a nice day.