https://forums.autodesk.com/t5/inventor-forum/ilogic-inputbox-cancel/m-p/7085948#M371196 <P>Thanks Curtis.</P> <P>&nbsp;</P> <P>This cancel button is a problem always. In case I hit "CANCEL" the following code doesn't go through.</P> <P>&nbsp;</P> <PRE>Dim oDrawing As DrawingDocument oDrawing = ThisApplication.ActiveDocument Dim oSheet As Sheet Dim i As Integer xNOS = oDrawing.Sheets.Count Err.Number = 0 100: 'myparam = InputBox("Prompt", "Title", "Default Entry") 'catch an empty string in the imput i = 1 i = InputBox("Prompt", "Title", i) MessageBox.Show("Message, i = " &amp; i, "Title") If i = 0 Then Goto 100: oDrawing.Sheets.Item(i).Activate</PRE> <P>I request help.</P> <P>&nbsp;</P> <P>Thanks.</P> Tue, 16 May 2017 05:50:43 GMT RoyWickrama_RWEI 2017-05-16T05:50:43Z