diff --git a/include/env.h b/include/env.h
index 8983df2..1118564 100644
--- a/include/env.h
+++ b/include/env.h
@@ -6,7 +6,7 @@
 /*   By: mmoussou <mmoussou@student.42angouleme.fr  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/04/29 13:20:22 by mmoussou          #+#    #+#             */
-/*   Updated: 2024/07/09 14:40:00 by mmoussou         ###   ########.fr       */
+/*   Updated: 2024/07/18 14:23:00 by mmoussou         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -104,7 +104,7 @@ t_env			*ft_envnew(char *name, char *content);
 unsigned int	ft_envsize(t_env *lst);
 
 /**
- * @brief				DEBUG FUNC : print the actual state of the env struct
+ * @brief				print the actual state of the env struct
  *
  * @param env			the env struct that will be printed
  *
diff --git a/include/execution.h b/include/execution.h
index a7365bd..33dbf80 100644
--- a/include/execution.h
+++ b/include/execution.h
@@ -6,7 +6,7 @@
 /*   By: mmoussou <mmoussou@student.42angouleme.fr  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/04/29 13:20:22 by mmoussou          #+#    #+#             */
-/*   Updated: 2024/07/15 21:04:19 by mmoussou         ###   ########.fr       */
+/*   Updated: 2024/07/18 14:25:25 by mmoussou         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -28,6 +28,8 @@ typedef struct s_exec
 
 int		format_quotes(t_list *list_cmd);
 
+int		exec_single_cmd_execution(t_cmd *cmd, char **env,
+			t_env *env_t, t_exec exec);
 char	*get_path(char *path, char *cmd);
 int		exec_split_cmd(t_list *list_cmd, t_env *env);
 int		switch_cmd_path(t_cmd *cmd, t_env *env);
diff --git a/src/exec/exec_cmd.c b/src/exec/exec_cmd.c
index 625f5f4..1246ced 100644
--- a/src/exec/exec_cmd.c
+++ b/src/exec/exec_cmd.c
@@ -6,12 +6,13 @@
 /*   By: mmoussou <mmoussou@student.42angouleme.fr  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/07/15 21:03:31 by mmoussou          #+#    #+#             */
-/*   Updated: 2024/07/16 13:36:06 by mmoussou         ###   ########.fr       */
+/*   Updated: 2024/07/18 14:27:01 by mmoussou         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "minishell.h"
 #include "builtins.h"
+#include "error_msg.h"
 
 void	exec_cmd(char *cmd, char **argv, char **env, t_env *env_t)
 {
@@ -59,3 +60,21 @@ void	__fork_single_cmd(t_cmd *cmd, char **env, t_env *env_t, t_exec exec)
 	if (exec.status != -1)
 		exec_cmd(cmd->cmd, cmd->argv, env, env_t);
 }
+
+int	exec_single_cmd_execution(t_cmd *cmd, char **env, t_env *env_t, t_exec exec)
+{
+	int		fork_pid;
+
+	if (is_in_builtins(cmd->cmd) > 0 && is_in_builtins(cmd->cmd) < 5)
+		__fork_single_cmd(cmd, env, env_t, exec);
+	if (is_in_builtins(cmd->cmd) > 0 && is_in_builtins(cmd->cmd) < 5)
+		return (0);
+	fork_pid = fork();
+	if (!fork_pid)
+	{
+		__fork_single_cmd(cmd, env, env_t, exec);
+		free_exec(env_t, env);
+		exit(get_exit_code(-1));
+	}
+	return (fork_pid);
+}
diff --git a/src/exec/exec_split_cmd.c b/src/exec/exec_split_cmd.c
index 42eb18e..d61d859 100644
--- a/src/exec/exec_split_cmd.c
+++ b/src/exec/exec_split_cmd.c
@@ -6,7 +6,7 @@
 /*   By: mmoussou <mmoussou@student.42angouleme.fr  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/06/01 14:55:06 by mmoussou          #+#    #+#             */
-/*   Updated: 2024/07/16 14:36:38 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/07/18 14:26:05 by mmoussou         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -50,7 +50,6 @@ int	exec_fork_cmd(t_cmd *cmd, char **env, t_env *env_t, int pipe_fd[2])
 int	exec_single_cmd(t_cmd *cmd, char **env, t_env *env_t, int pipe_fd[2])
 {
 	t_exec	exec;
-	int		fork_pid;
 	char	*input;
 
 	input = ft_strdup(cmd->cmd);
@@ -66,14 +65,8 @@ int	exec_single_cmd(t_cmd *cmd, char **env, t_env *env_t, int pipe_fd[2])
 		return (-1);
 	}
 	free(input);
-	if (is_in_builtins(cmd->cmd) > 0)
-		exec_cmd(cmd->cmd, cmd->argv, env, env_t);
-	if (is_in_builtins(cmd->cmd) > 0)
-		return (0);
-	fork_pid = fork();
-	if (!fork_pid)
-		__fork_single_cmd(cmd, env, env_t, exec);
-	return (fork_pid);
+	exec.status = exec_single_cmd_execution(cmd, env, env_t, exec);
+	return (exec.status);
 }
 
 t_exec	exec_pipe_unforked(t_exec exec, t_list *list_cmd, t_env *env)
diff --git a/src/parsing/check_error/run_checks.c b/src/parsing/check_error/run_checks.c
index 7a1be7c..376b457 100644
--- a/src/parsing/check_error/run_checks.c
+++ b/src/parsing/check_error/run_checks.c
@@ -3,15 +3,16 @@
 /*                                                        :::      ::::::::   */
 /*   run_checks.c                                       :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: adjoly <adjoly@student.42angouleme.fr>     +#+  +:+       +#+        */
+/*   By: mmoussou <mmoussou@student.42angouleme.fr  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/07/18 13:30:27 by adjoly            #+#    #+#             */
-/*   Updated: 2024/07/18 13:31:33 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/07/18 14:01:24 by mmoussou         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "parsing.h"
 #include "error_msg.h"
+#include <stdio.h>
 #include <readline/history.h>
 
 bool	run_checks(char *rl)