You can ignore data link error that Microsoft Excel 2010 displays. However, perform the following procedure to avoid this error the next time you open an Excel file.
On the Excel worksheet, close the warning message.
On the Data menu, click Edit Links.
On the Edit Links dialog box, click Startup Prompt.
Click Don't display the alert and don’t update automatic links and click OK.
Click Close.
Save the Excel file.
Close the Excel file and open the file again.
ADDITIONAL INFORMATION:
The system does not display the data link error message now.