http://www.perlmonks.org?node_id=1079722


in reply to Warning from Text::Levenshtein::XS

The message suggests that you are calling the distance() function with only one variable; or with (at least one) of the variables containing undef.

Look to your own code where you call the function and print out the value(s) you are passing.


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Re^2: Warning from Text::Levenshtein::XS
by vbr.pl (Initiate) on Mar 25, 2014 at 18:50 UTC

    This makes sense with the code that I have, and I can also avoid it pretty easily. Thanks for your help.

      This particular message is only generated from XS problems. This was a bug in the distribution, and has been reported and fixed. See https://rt.cpan.org/Ticket/Display.html?id=99413.