Try putting a $w->update; after each $results_text->insert(...).

You would probably have gat a reply more quickly if you had reduced your problem to a minimal demonstration rather than expecting people to wade through the whole application.

Examine what is said, not who speaks.
"Efficiency is intelligent laziness." -David Dunham
"When I'm working on a problem, I never think about beauty. I think only how to solve the problem. But when I have finished, if the solution is not beautiful, I know it is wrong." -Richard Buckminster Fuller

In reply to Re: Tk Widget Updating from a foreach loop by BrowserUk
in thread Tk Widget Updating from a foreach loop by ypcat

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