Ok, yeah, gives an idea. Below is a portion of the build_tree() subroutine.

sub build_subtree {
  my ($line,$lexicon) = @_;

  # minimal sanity check
  if ($line !~ /^\(.*\)\s*$/) {
    return undef;
  }

[download]

And $line is: 1 , 4885

It's not passing the sanity test.

In reply to Re^2: Can't use an undefined value as a HASH reference by Anonymous Monk
in thread Can't use an undefined value as a HASH reference by Anonymous Monk

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