diff --git a/src/api/dto/integration.dto.ts b/src/api/dto/integration.dto.ts
index 4df9a2c0..6ccf9671 100644
--- a/src/api/dto/integration.dto.ts
+++ b/src/api/dto/integration.dto.ts
@@ -1,3 +1,4 @@
+import { ChatwootInstanceMixin } from '@api/integrations/chatbot/chatwoot/dto/chatwoot.dto';
 import { RabbitMQInstanceMixin } from '@api/integrations/event/rabbitmq/dto/rabbitmq.dto';
 import { SQSInstanceMixin } from '@api/integrations/event/sqs/dto/sqs.dto';
 import { WebhookInstanceMixin } from '@api/integrations/event/webhook/dto/webhook.dto';
@@ -5,24 +6,6 @@ import { WebsocketInstanceMixin } from '@api/integrations/event/websocket/dto/we
 
 export type Constructor<T = {}> = new (...args: any[]) => T;
 
-function ChatwootInstanceMixin<TBase extends Constructor>(Base: TBase) {
-  return class extends Base {
-    chatwootAccountId?: string;
-    chatwootToken?: string;
-    chatwootUrl?: string;
-    chatwootSignMsg?: boolean;
-    chatwootReopenConversation?: boolean;
-    chatwootConversationPending?: boolean;
-    chatwootMergeBrazilContacts?: boolean;
-    chatwootImportContacts?: boolean;
-    chatwootImportMessages?: boolean;
-    chatwootDaysLimitImportMessages?: number;
-    chatwootNameInbox?: string;
-    chatwootOrganization?: string;
-    chatwootLogo?: string;
-  };
-}
-
 export class IntegrationDto extends WebhookInstanceMixin(
   WebsocketInstanceMixin(RabbitMQInstanceMixin(SQSInstanceMixin(ChatwootInstanceMixin(class {})))),
 ) {}
diff --git a/src/api/integrations/chatbot/chatwoot/dto/chatwoot.dto.ts b/src/api/integrations/chatbot/chatwoot/dto/chatwoot.dto.ts
index e0ea18f5..2ab11215 100644
--- a/src/api/integrations/chatbot/chatwoot/dto/chatwoot.dto.ts
+++ b/src/api/integrations/chatbot/chatwoot/dto/chatwoot.dto.ts
@@ -1,3 +1,5 @@
+import { Constructor } from '@api/dto/integration.dto';
+
 export class ChatwootDto {
   enabled?: boolean;
   accountId?: string;
@@ -18,3 +20,21 @@ export class ChatwootDto {
   logo?: string;
   ignoreJids?: string[];
 }
+
+export function ChatwootInstanceMixin<TBase extends Constructor>(Base: TBase) {
+  return class extends Base {
+    chatwootAccountId?: string;
+    chatwootToken?: string;
+    chatwootUrl?: string;
+    chatwootSignMsg?: boolean;
+    chatwootReopenConversation?: boolean;
+    chatwootConversationPending?: boolean;
+    chatwootMergeBrazilContacts?: boolean;
+    chatwootImportContacts?: boolean;
+    chatwootImportMessages?: boolean;
+    chatwootDaysLimitImportMessages?: number;
+    chatwootNameInbox?: string;
+    chatwootOrganization?: string;
+    chatwootLogo?: string;
+  };
+}
diff --git a/src/api/integrations/event/rabbitmq/controllers/rabbitmq.controller.ts b/src/api/integrations/event/rabbitmq/controllers/rabbitmq.controller.ts
index 8e2f799b..7519bb9e 100644
--- a/src/api/integrations/event/rabbitmq/controllers/rabbitmq.controller.ts
+++ b/src/api/integrations/event/rabbitmq/controllers/rabbitmq.controller.ts
@@ -15,12 +15,12 @@ export class RabbitmqController extends EventController {
     super(prismaRepository, waMonitor);
   }
 
-  public init(): void {
+  public async init(): Promise<void> {
     if (!configService.get<Rabbitmq>('RABBITMQ')?.ENABLED) {
       return;
     }
 
-    new Promise<void>((resolve, reject) => {
+    await new Promise<void>((resolve, reject) => {
       const uri = configService.get<Rabbitmq>('RABBITMQ').URI;
       amqp.connect(uri, (error, connection) => {
         if (error) {
@@ -101,7 +101,7 @@ export class RabbitmqController extends EventController {
     });
 
     if (!data) {
-      throw new NotFoundException('Rabbitmq not found');
+      return null;
     }
 
     return data;
@@ -131,7 +131,7 @@ export class RabbitmqController extends EventController {
     }
 
     const instanceRabbitmq = await this.get(instanceName);
-    const rabbitmqLocal = instanceRabbitmq.events;
+    const rabbitmqLocal = instanceRabbitmq?.events;
     const rabbitmqGlobal = configService.get<Rabbitmq>('RABBITMQ').GLOBAL_ENABLED;
     const rabbitmqEvents = configService.get<Rabbitmq>('RABBITMQ').EVENTS;
     const we = event.replace(/[.-]/gm, '_').toUpperCase();
@@ -147,7 +147,7 @@ export class RabbitmqController extends EventController {
       apikey: apiKey,
     };
 
-    if (instanceRabbitmq.enabled && this.amqpChannel) {
+    if (instanceRabbitmq?.enabled && this.amqpChannel) {
       if (Array.isArray(rabbitmqLocal) && rabbitmqLocal.includes(we)) {
         const exchangeName = instanceName ?? 'evolution_exchange';
 
diff --git a/src/api/integrations/event/sqs/controllers/sqs.controller.ts b/src/api/integrations/event/sqs/controllers/sqs.controller.ts
index eb7a8d40..534f1c98 100644
--- a/src/api/integrations/event/sqs/controllers/sqs.controller.ts
+++ b/src/api/integrations/event/sqs/controllers/sqs.controller.ts
@@ -87,7 +87,7 @@ export class SqsController extends EventController {
     });
 
     if (!data) {
-      throw new NotFoundException('Sqs not found');
+      return null;
     }
 
     return data;
@@ -117,10 +117,10 @@ export class SqsController extends EventController {
     }
 
     const instanceSqs = await this.get(instanceName);
-    const sqsLocal = instanceSqs.events;
+    const sqsLocal = instanceSqs?.events;
     const we = event.replace(/[.-]/gm, '_').toUpperCase();
 
-    if (instanceSqs.enabled) {
+    if (instanceSqs?.enabled) {
       if (this.sqs) {
         if (Array.isArray(sqsLocal) && sqsLocal.includes(we)) {
           const eventFormatted = `${event.replace('.', '_').toLowerCase()}`;
diff --git a/src/api/integrations/event/webhook/controllers/webhook.controller.ts b/src/api/integrations/event/webhook/controllers/webhook.controller.ts
index be3d3664..83b884f1 100644
--- a/src/api/integrations/event/webhook/controllers/webhook.controller.ts
+++ b/src/api/integrations/event/webhook/controllers/webhook.controller.ts
@@ -65,7 +65,7 @@ export class WebhookController extends EventController {
     });
 
     if (!data) {
-      throw new NotFoundException('Webhook not found');
+      return null;
     }
 
     return data;
@@ -98,7 +98,7 @@ export class WebhookController extends EventController {
 
     const instanceWebhook = await this.get(instanceName);
     const webhookGlobal = configService.get<Webhook>('WEBHOOK');
-    const webhookLocal = instanceWebhook.events;
+    const webhookLocal = instanceWebhook?.events;
     const we = event.replace(/[.-]/gm, '_').toUpperCase();
     const transformedWe = we.replace(/_/gm, '-').toLowerCase();
     const enabledLog = configService.get<Log>('LOG').LEVEL.includes('WEBHOOKS');
@@ -107,7 +107,7 @@ export class WebhookController extends EventController {
       event,
       instance: instanceName,
       data,
-      destination: instanceWebhook.url,
+      destination: instanceWebhook?.url,
       date_time: dateTime,
       sender,
       server_url: serverUrl,
@@ -117,10 +117,10 @@ export class WebhookController extends EventController {
       if (Array.isArray(webhookLocal) && webhookLocal.includes(we)) {
         let baseURL: string;
 
-        if (instanceWebhook.webhookByEvents) {
-          baseURL = `${instanceWebhook.url}/${transformedWe}`;
+        if (instanceWebhook?.webhookByEvents) {
+          baseURL = `${instanceWebhook?.url}/${transformedWe}`;
         } else {
-          baseURL = instanceWebhook.url;
+          baseURL = instanceWebhook?.url;
         }
 
         if (enabledLog) {
@@ -134,7 +134,7 @@ export class WebhookController extends EventController {
         }
 
         try {
-          if (instanceWebhook.enabled && isURL(instanceWebhook.url, { require_tld: false })) {
+          if (instanceWebhook?.enabled && isURL(instanceWebhook.url, { require_tld: false })) {
             const httpService = axios.create({ baseURL });
 
             await httpService.post('', webhookData);
diff --git a/src/api/integrations/event/websocket/controllers/websocket.controller.ts b/src/api/integrations/event/websocket/controllers/websocket.controller.ts
index 0b05519c..ca127f0c 100644
--- a/src/api/integrations/event/websocket/controllers/websocket.controller.ts
+++ b/src/api/integrations/event/websocket/controllers/websocket.controller.ts
@@ -98,7 +98,7 @@ export class WebsocketController extends EventController {
     });
 
     if (!data) {
-      throw new NotFoundException('Websocket not found');
+      return null;
     }
 
     return data;
@@ -153,11 +153,11 @@ export class WebsocketController extends EventController {
     try {
       const instanceSocket = await this.get(instanceName);
 
-      if (!instanceSocket.enabled) {
+      if (!instanceSocket?.enabled) {
         return;
       }
 
-      if (Array.isArray(instanceSocket.events) && instanceSocket.events.includes(configEv)) {
+      if (Array.isArray(instanceSocket?.events) && instanceSocket?.events.includes(configEv)) {
         this.socket.of(`/${instanceName}`).emit(event, message);
 
         if (logEnabled) {