diff --git a/src/builtins/ft_export.c b/src/builtins/ft_export.c
index e4a1851..05c59ab 100644
--- a/src/builtins/ft_export.c
+++ b/src/builtins/ft_export.c
@@ -6,7 +6,7 @@
 /*   By: mmoussou <mmoussou@student.42angouleme.fr  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/06/26 08:42:36 by mmoussou          #+#    #+#             */
-/*   Updated: 2024/07/19 11:34:03 by mmoussou         ###   ########.fr       */
+/*   Updated: 2024/08/14 07:51:17 by mmoussou         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/src/builtins/ft_export_utils.c b/src/builtins/ft_export_utils.c
index 8412fb2..1357710 100644
--- a/src/builtins/ft_export_utils.c
+++ b/src/builtins/ft_export_utils.c
@@ -6,7 +6,7 @@
 /*   By: mmoussou <mmoussou@student.42angouleme.fr  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/07/11 18:59:27 by mmoussou          #+#    #+#             */
-/*   Updated: 2024/07/19 11:33:57 by mmoussou         ###   ########.fr       */
+/*   Updated: 2024/08/14 07:50:39 by mmoussou         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -81,27 +81,28 @@ void	add_to_env(char *name, char *content, t_env *env)
 		ft_envadd_back(&env, ft_envnew(name, content));
 }
 
-int	check_export_input(char *input)
+int	check_export_input(char *s)
 {
 	int	i;
 
 	i = 0;
-	if ((!ft_isalpha(input[i]) && input[i] != '_') || input[i] == '=')
+	if ((!ft_isalpha(s[i]) && s[i] != '_') || s[i] == '=')
 	{
-		printf("minishell: export: '%s': not a valid identifier\n", input);
+		ft_printf_fd(2, "minishell: export: '%s': not a valid identifier\n", s);
 		return (get_exit_code(1));
 	}
 	i++;
-	while (input[i] && input[i] != '=')
+	while (s[i] && s[i] != '=')
 	{
-		if (!ft_isalnum(input[i]) && input[i] != '_')
+		if (!ft_isalnum(s[i]) && s[i] != '_')
 		{
-			if (input[i] == '+' && input[i + 1] == '=')
+			if (s[i] == '+' && s[i + 1] == '=')
 			{
 				i++;
 				continue ;
 			}
-			printf("minishell: export: '%s': not a valid identifier\n", input);
+			ft_printf_fd(2,
+				"minishell: export: '%s': not a valid identifier\n", s);
 			return (get_exit_code(1));
 		}
 		i++;
diff --git a/src/exec/exec_cmd.c b/src/exec/exec_cmd.c
index 53c727c..69add6a 100644
--- a/src/exec/exec_cmd.c
+++ b/src/exec/exec_cmd.c
@@ -6,7 +6,7 @@
 /*   By: mmoussou <mmoussou@student.42angouleme.fr  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/07/15 21:03:31 by mmoussou          #+#    #+#             */
-/*   Updated: 2024/08/13 18:39:22 by mmoussou         ###   ########.fr       */
+/*   Updated: 2024/08/14 07:52:36 by mmoussou         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -28,7 +28,7 @@ void	exec_cmd(t_cmd *cmd, char **env, t_env *env_t)
 		if (i == 6)
 			ft_pwd();
 		if (i == 4)
-			ft_export(cmd->argv + 1, env_t, cmd->outfile);
+			ft_export(cmd->argv + 1, env_t, STDOUT_FILENO);
 		if (i == 3)
 			ft_unset(&(cmd->argv)[1], env_t);
 		if (i == 7)
diff --git a/src/exec/exec_split_cmd.c b/src/exec/exec_split_cmd.c
index a7619c3..fc8d952 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: 2024/08/13 19:16:03 by adjoly           ###   ########.fr       */
+/*   Updated: 2024/08/14 07:45:57 by mmoussou         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -31,10 +31,12 @@ int	exec_fork_cmd(t_cmd *cmd, char **env, t_env *env_t, int pipe_fd[2])
 	exec.status = switch_cmd_path(cmd, env_t);
 	if (exec.status == -1 || !input || check_file(cmd->cmd, input))
 	{
+		if (exec.status == -1)
+			get_exit_code(127);
 		if (exec.status == -1)
 			printf("minishell : command not found: %s\n", input);
 		free(input);
-		return (get_exit_code(127));
+		return (-1);
 	}
 	free(input);
 	fork_pid = fork();
@@ -64,10 +66,12 @@ int	exec_single_cmd(t_cmd *cmd, char **env, t_env *env_t, int pipe_fd[2])
 	exec.status = switch_cmd_path(cmd, env_t);
 	if (exec.status == -1 || !input || check_file(cmd->cmd, input))
 	{
+		if (exec.status == -1)
+			get_exit_code(127);
 		if (exec.status == -1)
 			printf("minishell : command not found: %s\n", input);
 		free(input);
-		return (get_exit_code(127));
+		return (-1);
 	}
 	free(input);
 	exec.status = exec_single_cmd_execution(cmd, env, env_t, exec);
diff --git a/src/exec/utils_exec.c b/src/exec/utils_exec.c
index 416892e..10aeb89 100644
--- a/src/exec/utils_exec.c
+++ b/src/exec/utils_exec.c
@@ -6,7 +6,7 @@
 /*   By: mmoussou <mmoussou@student.42angouleme.fr  +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/07/09 19:25:18 by adjoly            #+#    #+#             */
-/*   Updated: 2024/07/17 16:13:29 by mmoussou         ###   ########.fr       */
+/*   Updated: 2024/08/14 08:07:55 by mmoussou         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -77,7 +77,7 @@ int	switch_cmd_path(t_cmd *cmd, t_env *env)
 {
 	char	*path;
 
-	if (is_in_builtins(cmd->cmd))
+	if (is_in_builtins(cmd->cmd) || !cmd->cmd || !cmd->cmd[0])
 		return (0);
 	if (cmd->cmd[0] == '.' && cmd->cmd[1] == '/')
 		cmd->cmd = get_cmd_local_path(cmd->cmd, env);
@@ -100,16 +100,23 @@ int	check_file(char *cmd, char *input)
 	if (is_in_builtins(cmd))
 		return (0);
 	status = stat(cmd, &entry);
-	if (status)
+	if (status || !cmd || !*cmd)
 	{
+		get_exit_code(127);
 		printf("minishell : command not found: %s\n", input);
 		return (1);
 	}
 	if (!S_ISDIR(entry.st_mode) && !access(cmd, X_OK))
 		return (0);
 	if (S_ISDIR(entry.st_mode))
+	{
+		get_exit_code(126);
 		printf("minishell : %s is a directory.\n", input);
+	}
 	else
+	{
+		get_exit_code(127);
 		printf("minishell : command not found: %s\n", input);
+	}
 	return (1);
 }