Diagnosis
You tried to change a screen element, but this would have resulted inthe element colliding with the edge of its container or the screenitself.
An example of this is adding an icon to a text. To display an icon, thesystem requires two text columns plus one free column.

System Response
The change has not been made.

Procedure
Before changing the element, enlarge the screen to make room for thechange. To do this, increase the number of maintenance lines andcolumns in the screen attributes.
You can also enlarge the screen by dragging the edge out to a newposition. You may need to enlarge the window of the graphical layouteditor before you can do this.