Sudden crash, V4.53b2

When I was editing text, suddenly a crash alert appeared and I couldn’t open the project, and I couldn’t even open the backup.

https://drive.google.com/file/d/15EGbJh647uKY_KP9UyIj2b8aVqH-JXKY/view?usp=sharing

I was relieved, “P-Ram” fixed it.
thanks