1 files changed, 2 insertions, 2 deletions
diff --git a/Bugzilla/Bug.pm b/Bugzilla/Bug.pm
index 5ac2f2b0b..d62d69095 100755
--- a/Bugzilla/Bug.pm
+++ b/Bugzilla/Bug.pm
@@ -162,9 +162,9 @@ sub new {
 
     # If we get something that looks like a word (not a number),
     # make it the "name" param.
-    if (!ref($param) && $param !~ /^\d+$/) {
+    if (!defined $param || (!ref($param) && $param !~ /^\d+$/)) {
         # But only if aliases are enabled.
-        if (Bugzilla->params->{'usebugaliases'}) {
+        if (Bugzilla->params->{'usebugaliases'} && $param) {
             $param = { name => $param };
         }
         else {