diff --git a/srcs/requirements/nestjs/api_back/src/chat/chat.gateway.ts b/srcs/requirements/nestjs/api_back/src/chat/chat.gateway.ts
index e97c67cd..10087730 100644
--- a/srcs/requirements/nestjs/api_back/src/chat/chat.gateway.ts
+++ b/srcs/requirements/nestjs/api_back/src/chat/chat.gateway.ts
@@ -38,15 +38,15 @@ implements OnGatewayConnection, OnGatewayDisconnect
 		socket_server.server = this.server;
 
 		// check if socket already exist and delete if it does
-		console.log("---- socket.username", socket.username);
+		printCaller("---- socket.username", socket.username);
 		let serveur_console: any = this.server;
-		await serveur_console.sockets.sockets.forEach((sock: any) => console.log(sock.id, sock.username));
+		await serveur_console.sockets.sockets.forEach((sock: any) => printCaller(sock.id, sock.username));
 		await serveur_console.sockets.adapter.rooms.forEach((value, key) =>
 		{
-			console.log("");
-			console.log("room name:", key);
-			console.log("room users id:");
-			console.log(value);
+			printCaller("");
+			printCaller("room name:", key);
+			printCaller("room users id:");
+			printCaller(value);
 		});
 
 		let not_emit: string = `${socket.username}_not_emit`;
@@ -65,15 +65,16 @@ implements OnGatewayConnection, OnGatewayDisconnect
 
 	async handleDisconnect(socket: socketDto) {
 		printCallerError("handleDisconnect");
-		console.log("---- socket.username", socket.username);
+		printCaller("---- socket.username", socket.username);
+
 		let serveur_console: any = this.server;
-		await serveur_console.sockets.sockets.forEach((sock: any) => console.log(sock.id, sock.username));
+		await serveur_console.sockets.sockets.forEach((sock: any) => printCaller(sock.id, sock.username));
 		await serveur_console.sockets.adapter.rooms.forEach((value, key) =>
 		{
-			console.log("");
-			console.log("room name:", key);
-			console.log("room users id:");
-			console.log(value);
+			printCaller("");
+			printCaller("room name:", key);
+			printCaller("room users id:");
+			printCaller(value);
 		});
 
 		this.chatService.removeSocket(socket.username);
@@ -82,28 +83,28 @@ implements OnGatewayConnection, OnGatewayDisconnect
 	@SubscribeMessage('join')
 	async joinRoom(@ConnectedSocket() socket: socketDto, @MessageBody() room_name: string): Promise<void>
 	{
-		console.log('- in joinRoom gateway');
+		printCaller('- in joinRoom gateway');
 
 		await this.chatService.socketJoinRoom(socket, room_name)
 
-		console.log('- out joinRoom gateway');
+		printCaller('- out joinRoom gateway');
 	}
 
 	@SubscribeMessage('change')
 	async changeRoom(@ConnectedSocket() socket: socketDto, @MessageBody() room_name: string): Promise<void>
 	{
-		console.log('- in changeRoom gateway');
+		printCaller('- in changeRoom gateway');
 		await this.chatService.socketChangeRoom(socket, room_name);
-		console.log('- out changeRoom gateway');
+		printCaller('- out changeRoom gateway');
 	}
 
 	@SubscribeMessage('message')
 	async handleMessage(@ConnectedSocket() socket: socketDto, @MessageBody() message: string): Promise<void>
 	{
-		console.log('- in handleMessage gateway');
+		printCaller('- in handleMessage gateway');
 
 		await this.chatService.socketIncommingMessage(socket, message);
-		console.log('- out handleMessage gateway');
+		printCaller('- out handleMessage gateway');
 	}
 }
 
diff --git a/srcs/requirements/nestjs/api_back/src/chat/dev/dev_utils.ts b/srcs/requirements/nestjs/api_back/src/chat/dev/dev_utils.ts
index 8afc61ca..b9f227b2 100644
--- a/srcs/requirements/nestjs/api_back/src/chat/dev/dev_utils.ts
+++ b/srcs/requirements/nestjs/api_back/src/chat/dev/dev_utils.ts
@@ -3,17 +3,17 @@ import { Server } from 'socket.io';
 
 export function printCaller(...prefix)
 {
-	try
-	{
-		throw new Error();
-	}
-	catch (e)
-	{
-		Error.captureStackTrace(e);
-		let stack = e.stack.split('\n');
-		let caller = stack[2].trim();
-		console.log(...prefix, caller);
-	}
+//	try
+//	{
+//		throw new Error();
+//	}
+//	catch (e)
+//	{
+//		Error.captureStackTrace(e);
+//		let stack = e.stack.split('\n');
+//		let caller = stack[2].trim();
+//		console.log(...prefix, caller);
+//	}
 }
 
 export function printCallerError(...prefix)
diff --git a/srcs/requirements/svelte/api_front/src/pieces/chat/Utils_chat.ts b/srcs/requirements/svelte/api_front/src/pieces/chat/Utils_chat.ts
index 986fdb9b..604406c4 100644
--- a/srcs/requirements/svelte/api_front/src/pieces/chat/Utils_chat.ts
+++ b/srcs/requirements/svelte/api_front/src/pieces/chat/Utils_chat.ts
@@ -1,4 +1,4 @@
 export function to_print(...args)
 {
-	console.log(...args);
+//	console.log(...args);
 }