Descriptive Problem Summary:
The Dream Maker IDE Goto function gives two error messages instead of one when you have no number in the input box.

Numbered Steps to Reproduce Problem:
1. Open a project
2. Press Ctrl-G
3. Remove the line number
4. Press Ok

Expected Results:
To receive one error message about invalid input.

Actual Results:
Two identical error messages are received.

Does the problem occur:
Every time? Or how often? Everytime.
In other games? N/A
In other user accounts? Yes.
On other computers? Tested on another computer with Vista 32bit, yes.

When does the problem NOT occur? Always does.

Did the problem NOT occur in any earlier versions? If so, what was the last version that worked? (Visit http://www.byond.com/download/build to download old versions for testing.)
It occured in both 473 and 475.

Workarounds:
'tis but a minor polish flaw.