6 hours animation work file not open

[patelyogesh2]

hello friends,

i am getting issue on my lasted saved .bip file. last time time worked on that file and saved it and shut down my system but next morning when i tried to open that file then get error msg as attached file. i have backup file and its working file but last updated file on which i worked for almost 6 hour is not working so friend if there are any way to solve this error then let me know soon other wise i will start working on my backup file.

thank you.