diff --git a/src/api/integrations/chatbot/chatwoot/services/chatwoot.service.ts b/src/api/integrations/chatbot/chatwoot/services/chatwoot.service.ts
index ba31ab33..5561ee6f 100644
--- a/src/api/integrations/chatbot/chatwoot/services/chatwoot.service.ts
+++ b/src/api/integrations/chatbot/chatwoot/services/chatwoot.service.ts
@@ -567,6 +567,13 @@ export class ChatwootService {
   }
 
   public async createConversation(instance: InstanceDto, body: any) {
+    if (!body?.key) {
+      this.logger.warn(
+        `body.key is null or undefined in createConversation. Full body object: ${JSON.stringify(body)}`,
+      );
+      return null;
+    }
+
     const isLid = body.key.previousRemoteJid?.includes('@lid') && body.key.senderPn;
     const remoteJid = body.key.remoteJid;
     const cacheKey = `${instance.instanceName}:createConversation-${remoteJid}`;
@@ -1893,6 +1900,12 @@ export class ChatwootService {
 
   public async eventWhatsapp(event: string, instance: InstanceDto, body: any) {
     try {
+      // Ignore events that are not messages (like EPHEMERAL_SYNC_RESPONSE)
+      if (body?.type && body.type !== 'message' && body.type !== 'conversation') {
+        this.logger.verbose(`Ignoring non-message event type: ${body.type}`);
+        return;
+      }
+
       const waInstance = this.waMonitor.waInstances[instance.instanceName];
 
       if (!waInstance) {
@@ -1938,6 +1951,11 @@ export class ChatwootService {
       }
 
       if (event === 'messages.upsert' || event === 'send.message') {
+        if (!body?.key) {
+          this.logger.warn(`body.key is null or undefined. Full body object: ${JSON.stringify(body)}`);
+          return;
+        }
+
         if (body.key.remoteJid === 'status@broadcast') {
           return;
         }
@@ -2260,10 +2278,23 @@ export class ChatwootService {
       }
 
       if (event === 'messages.edit' || event === 'send.message.update') {
+        // Ignore events that are not messages (like EPHEMERAL_SYNC_RESPONSE)
+        if (body?.type && body.type !== 'message') {
+          this.logger.verbose(`Ignoring non-message event type: ${body.type}`);
+          return;
+        }
+
+        if (!body?.key?.id) {
+          this.logger.warn(
+            `body.key.id is null or undefined in messages.edit. Full body object: ${JSON.stringify(body)}`,
+          );
+          return;
+        }
+
         const editedText = `${
           body?.editedMessage?.conversation || body?.editedMessage?.extendedTextMessage?.text
         }\n\n_\`${i18next.t('cw.message.edited')}.\`_`;
-        const message = await this.getMessageByKeyId(instance, body?.key?.id);
+        const message = await this.getMessageByKeyId(instance, body.key.id);
         const key = message.key as {
           id: string;
           fromMe: boolean;