>Hi! Got a problem with the debugger, a DO WHILE NESTING LOOP is taking lon ger to run than I expect so I "SET STEP ON" just b4 the loop to watch what is going on. If I then resume after the STEP ON the loop takes only a second to complete?
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>If I then take the SET STEP ON out an run the code again the LOOP takes 30 seconds to complete?
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>Why does the debugger not reflect whats happening?

No idea off-hand, but you might consider programmatically turning the coverage profiling on just before the suspected bottleneck, then off again. Perhaps in the Coverage Profiler will be able to help you identify the log jam.

Please post back with what you find, and good luck.