one more piece of information: while the browser is open, it is not possible to work on the spreadsheet (it is frozen). As soon as I close the browser, the error message pops up. After clicking OK I can edit the spreadsheet. Best
one more piece of information: while the browser is open, it is not possible to work on the spreadsheet (it is frozen). As soon as I close the browser, the error message pops up. After clicking OK I can edit the spreadsheet.
Best