Hi DC

One option is to set a conditional format in C1.

eg Formula Is =AND(A1<"",B1="") and set FormatPatterns to a background
colour.

--
Ian
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"Dileep Chandran" wrote in message
oups.com...
Hello everybody,

How can I get a warning message, if I enter any text in A1 and left B1
blank and proceeded to C1?

Appreciate any help in advance

Thanks

DC