Properties Window Error Message Box

[ashishraj14]

When an invalid property value is provided in designer, an error message box popup which provide error description on clicking Details button.

How can I display custom error message on click of the Details button

Thanks

 

[PankajBanga]

Throw an exception in the property declaration. Something like this

Set(ByVal Value As Integer)

If Value = 1 Then
Throw New Exception("Your error message.")
End If

p = Value
End Set