Unexpected File Format 2021 - File doesn't open

I was able to recover the file. Do you know what actions you had done before it became unreadable?

Container home recovered.skp (12.2 MB)

i was modeling a shell for a shipping container so maybe some conflict in lines or something
thank you !

Hi colin, thank you for your reply. Here’s the access link: 06_05_23 updated object confirmations and design.skp - Google Drive

I was able to recover it: