diff --git a/client/src/signaling.js b/client/src/signaling.js
index 88001e2..af58762 100644
--- a/client/src/signaling.js
+++ b/client/src/signaling.js
@@ -202,7 +202,9 @@ export class WebSocketSignaling extends EventTarget {
           {
             let parsed = msg.data;
             if (typeof msg.data === 'string') {
-              try { parsed = JSON.parse(msg.data); } catch(e) {}
+              try { parsed = JSON.parse(msg.data); } catch(e) {
+                Logger.error(`Signaling: on-message, error: ${e}`);
+              }
             }
             if (msg.participantId) {
               parsed.participantId = msg.participantId;