try this

Public Sub test()
If Range("A5") < "" Then
(macro name)
Else
MsgBox "A5 is empty Macro does not work."


End If
End Sub

"Pieter" wrote in message
...
i have a macro thats copy a row to a worksheet. To make it perfect i want
that the macro looks if for example Cell A 5 in that row is not empty. If
its
not empty run de macro thats copy the row to a worksheet. If its not empty
that the user got an error windows for example: A5 is empty Macro do not
work.

is this possible...?

greetings.