1 files changed, 1 insertions, 0 deletions
diff --git a/Bugzilla/Config/Common.pm b/Bugzilla/Config/Common.pm
index 9fe648d01..30b484468 100644
--- a/Bugzilla/Config/Common.pm
+++ b/Bugzilla/Config/Common.pm
@@ -154,6 +154,7 @@ sub check_opsys {
 
 sub check_group {
     my $group_name = shift;
+    return "" unless $group_name;
     my $group = new Bugzilla::Group({'name' => $group_name});
     unless (defined $group) {
         return "Must be an existing group name";