How can I force Tk to print the stack of calls that led to an error? Below is a typical error obtained from Tk. The problem is that it does not tell me where I messed up. 
No -label at /usr/lib/perl5/site_perl/5.6.1/i386-linux/Tk/Widget.pm li
+ne 247

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-- stefp -- check out TeXmacs wiki

In reply to how can I coerce Tk to cluck by stefp

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