On Thursday 15 April 2010 at 08:14, Michael wrote: > Well this should be a no brainer: > > Use of > uninitialized value in concatenation (.) or string at > > /usr/lib/perl5/5.8.5/Net/OUR/DNS.pm line 139 (#1) If you can run this code on Perl 5.10, the warning message will include the name of the unintialized variable. -- c