Microsoft KB Archive/166889

= BUG: Scrolling Database Designer Hangs with Large Diagram =

Article ID: 166889

Article Last Modified on 5/2/2006

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APPLIES TO


 * Microsoft Visual Database Tools
 * Microsoft Visual InterDev 6.0 Standard Edition

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This article was previously published under Q166889



SYMPTOMS
Opening and immediately scrolling a Database Diagram containing 300-plus tables causes the Database Designer to hang or causes the screen to be improperly painted. This error occurs more frequently on machines with low memory (24 MB).



RESOLUTION
Wait until the diagram is fully loaded before scrolling with the arrow buttons on the scroll bar.



STATUS
Microsoft has confirmed this to be a bug in the Microsoft products listed at the beginning of this article.



Steps to Reproduce Behavior

 * 1) Open a Database Diagram that contains approximately 300 tables on a machine with 24 MB RAM.
 * 2) As soon as the diagram paints, start scrolling the diagram using the arrow buttons on the scroll bar.

The Database Designer hangs or incorrectly paints on the screen.

