diff --git a/server.js b/server.js
index f7eb94a..6a9d35b 100644
--- a/server.js
+++ b/server.js
@@ -4699,6 +4699,7 @@ cache(function(data, match, sendBadge, request) {
       }
       sendBadge(format, badgeData);
     } catch(e) {
+      console.error('Stack Exchange badge error: ' + e.stack);
       badgeData.text[1] = 'invalid';
       sendBadge(format, badgeData);
     }