I think you should switch of the 'busy state' for the update and switch back immediately after updating, so your code could look like this: 

...
$mw->Unbusy();
$mw->update();
$mw->Busy();
...

[download]

In reply to Re: PerlTk Busy vs. update by Crian
in thread PerlTk Busy vs. update by Anonymous Monk

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