It's not a real "error", you just have to click "open" anyway and the file will be there as expected. It has to do with how netsuite creates Excel files, and there's no way to change it on the netsuite side.
02/24/2021, 10:37 PM
Thanks. thats a shame
02/25/2021, 3:52 AM
and if you use Chrome, it does not happen. No error