If you are getting this error, please try the following:

  1. Make sure that you are connected to the internet and disable any third party software that might be blocking your connection.
  2. SpreadsheetWEB only allows Excel spreadsheets with *.xlsx format. Try converting your file to this format.
  3. A spreadsheet must be first ‘converted’ before uploading to a SpreadsheetWEB host. You should have at least 1 page and a display area defined for it.
  4. Make sure the Server Settings are correct in the Wizard settings.