Hi!

Just change the color of the border for text box, I guess, but I do not know if this is what you need. You can also put a shape behind of the each text box (you can do this in run-time so not need to mess with huge number of controls in design time). Then change shape color.

>I once watched an H+R Block employee fill out a tax declaration for me. When the system detected an error, a lovely red circle drew itself around each field in error, right in front of your eyes.
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>Has anyone seen this object and know where I could buy it? It was really cute.