the chunks of my world are gone!

I'm crying!

 

I lost my job of years:

Today I entered my world but whole chunks were gone... destroyed!

even the copy of the world

 

links for the downloads of the word:

https://drive.google.com/file/d/1707Q3SQ343Iv8Q_hvJetJ9MAtSMIHzyU/view?usp=sharing

I can't attached it beacause is too heavy