@@ -, +, @@ _build_stemmed_operand is not initialized. Added =q{} to initialize it to the empty string at declaration time. --- C4/Search.pm | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/C4/Search.pm +++ a/C4/Search.pm @@ -732,7 +732,7 @@ sub _detect_truncation { sub _build_stemmed_operand { my ($operand,$lang) = @_; require Lingua::Stem::Snowball ; - my $stemmed_operand; + my $stemmed_operand=q{}; # If operand contains a digit, it is almost certainly an identifier, and should # not be stemmed. This is particularly relevant for ISBNs and ISSNs, which --