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Old 02-25-2010, 04:49 PM   #2
Jim Sachs
Developer
 
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Join Date: Dec 2000

Location: Southern Oregon
Posts: 9,775
The background is not being "cleared" (refreshed). This can have several causes. Some that come to mind are:

Bad drivers.
Weak or malfunctioning video card.
Not enough video ram.
Jim Sachs
Creator of SereneScreen Aquarium
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