I don't get that warning, WWW::Mechanize 1.20, HTML::Form 1.49, perl v5.8.7 
perl -S -W mech-dump file:./misc.html
POST file:/somescript.pl [somename]
  referrer=html                  (hidden readonly)
  username=                      (text)
  <NONAME>=Submit                (submit)

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In reply to Re^5: WWW::Mechanize and "Bad <select> tag 'input'" by Anonymous Monk
in thread WWW::Mechanize and "Bad <select> tag 'input'" by talexb

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