SAP Message 37550 - Include element & in the selected area

Diagnosis
You attempted to convert screen fields in the selected area tocheckboxes or radio buttons. For the specified field name, there aretwo screen elements, an input/output field (template) and a text field(key word). Of these, one lies inside and one outside the selectedarea.

System Response
Conversion not executed, since the field text and the button must forma unit as a graphical element.

Procedure
Make the area larger.