WTF is the error?

modules/socketio.js

@@ -240,6 +240,7 @@ function updateProgress(taskId, data) {
         score: finalResult.score
     };
     forAllClients(detailProgressNamespace, taskId, (client) => {
+        try {
             winston.debug(`Pushing progress update to ${client}`);
            if (clientDetailProgressList[client] && clientDisplayConfigList[client]) {
                 const original = clientDetailProgressList[client].content;
@@ -254,6 +255,9 @@ function updateProgress(taskId, data) {
                 });
                 clientDetailProgressList[client].version++;
             }
+        } catch (e) {
+            console.log(e);
+        }
     });
 }
 exports.updateProgress = updateProgress;