@@ -, +, @@ of `Use of uninitialized value in numeric eq (==) at /kohadevbox/koha/C4/Reserves.pm line 790` warnings. the warnings are now gone. --- C4/Reserves.pm | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/C4/Reserves.pm +++ a/C4/Reserves.pm @@ -787,7 +787,7 @@ sub CheckReserves { my $priority = 10000000; foreach my $res (@reserves) { - if ( $res->{'itemnumber'} == $itemnumber && $res->{'priority'} == 0) { + if ( $res->{'itemnumber'} && $res->{'itemnumber'} == $itemnumber && $res->{'priority'} == 0) { if ($res->{'found'} eq 'W') { return ( "Waiting", $res, \@reserves ); # Found it, it is waiting } else { --