Exists wont work
Why following Exists Check fails when there is no Pop up ? It works when Authetication window pop up, but script fails when there is no pop up. It will wait until default time out and then Scrip...
Forum Discussion
You want to use the WaitWindow method to check the Exists property without logging an error.
IF Aliases.browser.WaitWindow("DialogClass", "Authentication Required", 1, 0).Exists Then
bla
bla
End If