diff --git a/lib/WebGUI/Cache/Database.pm b/lib/WebGUI/Cache/Database.pm
index 52b68efc1..3297d9d36 100644
--- a/lib/WebGUI/Cache/Database.pm
+++ b/lib/WebGUI/Cache/Database.pm
@@ -107,7 +107,7 @@ sub get {
     eval {
         $content = thaw($content);
     };
-    return undef unless $content;
+    return undef unless $content && ref $content;
     return $$content;
 }