@@ -, +, @@ in error. --- Koha/SearchEngine/Elasticsearch/QueryBuilder.pm | 3 +++ 1 file changed, 3 insertions(+) --- a/Koha/SearchEngine/Elasticsearch/QueryBuilder.pm +++ a/Koha/SearchEngine/Elasticsearch/QueryBuilder.pm @@ -951,6 +951,9 @@ sub _clean_search_term { # and correctly ignore unevenly backslashed: $term =~ s/((?