When you say (in the comments) "comment out ... and the effect goes away", do you mean:

What happens if you move the whole of Problem_Routine() and the associated statements to the end of the program?

Examine what is said, not who speaks.
"Efficiency is intelligent laziness." -David Dunham
"Think for yourself!" - Abigail
"Memory, processor, disk in that order on the hardware side. Algorithm, algoritm, algorithm on the code side." - tachyon

In reply to Re^5: Change in memory consumption when using debugger by BrowserUk
in thread Change in memory consumption when using debugger by Sandy

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