Spreadsheet does not load

Spreadsheet does not load

Hi,
I am very happy since I use Zoho Sheet.
But since the last upgade, I can not anymore load one of my speadsheet. Either it takes a very very long time to load, or I recieve a message "servor error".
The spreadsheet address is:
https://docs.zoho.com/sheet/ropen.do?rid=hd3vbce764cabc69f4254840477a7af1e87f5#

Could you help me?

Thank you

Thierry