Expressions must begin with an equal sign (=)

The Control Source property of the selected control is set to an expression, but the expression does not begin with an equal sign (=).

You can do one or more of the following:

• To edit the control's Control Source property in the property sheet, click Edit the Control's Control Source Property on the Error Checking Options menu.
• To edit the Record Source property of the form or report in the property sheet, click Edit the Form's(or Report's) Record Source Property on the Trace Error menu.
• To ignore this error and hide the Error Checking Options button, click Ignore Error on the Error Checking Options menu.
• To turn off error checking for incorrect expression syntax, click Error Checking Options on the Error Checking Options menu. On the Error Checking tab, under Form/Report Design Rules, clear the Invalid control properties check box.

  Note  You can also access the Error Checking tab by clicking Options on the Tools menu, and then clicking the Error Checking tab.