diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..4f3ff34
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,25 @@
+*
+
+!.gitignore
+!LICENSE
+!Makefile
+!README.md
+
+!*.h
+!includes/
+
+!*.a
+!lib/
+
+!*.cub
+!maps/
+!maps/tests/
+
+!*.c
+!src/
+!src/mlx/
+!src/parsing/
+!src/render/
+
+!*.xpm
+!textures/
diff --git a/Makefile b/Makefile
index 567c17b..cbb2712 100644
--- a/Makefile
+++ b/Makefile
@@ -14,12 +14,12 @@ RM		=	rm -rf
 
 UNAME_S	:=	$(shell uname -s)
 ifeq ($(UNAME_S), Linux)
-	LFLAGS	=	-lXext -lX11 -lm -lz -Llib -lft -lmlx_Linux
+	LFLAGS	= -lXext -lX11 -lm -lz -Llib -lft -lmlx_Linux
 endif
 ifeq ($(UNAME_S), Darwin)
 	LFLAGS	= -framework OpenGL -framework AppKit -Llib -lft -lmlx_Mac
 endif
-CFLAGS	=	-Werror -Wall -Wextra -O3 -ffast-math -funsafe-math-optimizations
+CFLAGS	=	-g -Werror -Wall -Wextra -O3 -ffast-math -funsafe-math-optimizations
 	
 %.o:%.c
 		${CC} ${CFLAGS} -c $< -o ${<:.c=.o}
diff --git a/README.md b/README.md
index d18125e..29ec7e2 100644
--- a/README.md
+++ b/README.md
@@ -28,8 +28,8 @@ CUBE3D
 - [x] save player pos,
 - [ ] handle errors,
 	- [x] not closed map
-	- [ ] texture files not exist, not permited or with wrong extension
-	- [ ] impossible color used
+	- [x] texture files not exist, not permited or with wrong extension
+	- [x] impossible color used
 	- [-] missing map
 ### Quit 
 - [ ] clean and exit
diff --git a/includes/cub3d.h b/includes/cub3d.h
index fd2c706..a2f2439 100644
--- a/includes/cub3d.h
+++ b/includes/cub3d.h
@@ -6,7 +6,7 @@
 /*   By: narnaud <narnaud@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/05/21 19:24:12 by narnaud           #+#    #+#             */
-/*   Updated: 2022/11/14 10:35:59 by narnaud          ###   ########.fr       */
+/*   Updated: 2022/11/14 16:33:15 by narnaud          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -118,7 +118,7 @@ int		mouse_move_hook(int x, int y, t_env *env);
 int		mouse_up_hook(int buton, int x, int y, t_env *env);
 int		update_hook(t_env *env);
 void	init_window(t_env *nv);
-void	init_game(t_env *env);
+int	    init_game(t_env *env);
 
 // Utils
 void	vec_set(t_vec *vec, int x, int y);
diff --git a/lib/libft.a b/lib/libft.a
index a22a09a..8630f89 100644
Binary files a/lib/libft.a and b/lib/libft.a differ
diff --git a/lib/libmlx_Linux.a b/lib/libmlx_Linux.a
new file mode 100644
index 0000000..b794174
Binary files /dev/null and b/lib/libmlx_Linux.a differ
diff --git a/maps/tester.cub b/maps/tester.cub
index 4492508..d84e4ee 100644
--- a/maps/tester.cub
+++ b/maps/tester.cub
@@ -1,11 +1,13 @@
 NO ./textures/wood.xpm
+EA ./textures/wood.xpm
 EA ./textures/colorstone.xpm
 SO ./textures/wood.xpm
+        
 WE ./textures/wood.xpm
 DO ./textures/wood.xpm
 
-F 500, 156, 8
-C 27, 210,27
+F 250, 156,150
+C 27, 210,200
 
 111111111111111111111111111111111111111111111111
 100000000000000000010000000000000000000000000001
diff --git a/maps/tests/empty_map_line.cub b/maps/tests/empty_map_line.cub
new file mode 100644
index 0000000..330650d
--- /dev/null
+++ b/maps/tests/empty_map_line.cub
@@ -0,0 +1,14 @@
+NO ./textures/redbrick.xpm
+EA ./textures/colorstone.xpm
+SO ./textures/redbrick.xpm
+WE ./textures/redbrick.xpm
+DO ./textures/wood.xpm
+
+F 147, 159, 153
+C 219, 213, 213
+
+1111111
+100N001
+
+1000001
+1111111
diff --git a/maps/tests/invalid_line_after_map.cub b/maps/tests/invalid_line_after_map.cub
new file mode 100644
index 0000000..d57e589
--- /dev/null
+++ b/maps/tests/invalid_line_after_map.cub
@@ -0,0 +1,15 @@
+NO ./textures/redbrick.xpm
+EA ./textures/colorstone.xpm
+SO ./textures/redbrick.xpm
+WE ./textures/redbrick.xpm
+DO ./textures/wood.xpm
+
+F 147, 159, 153
+C 219, 213, 213
+
+1111111
+100N001
+1000001
+1111111
+
+test
diff --git a/maps/tests/missing_color.cub b/maps/tests/missing_color.cub
new file mode 100644
index 0000000..a650306
--- /dev/null
+++ b/maps/tests/missing_color.cub
@@ -0,0 +1,12 @@
+NO ./textures/redbrick.xpm
+EA ./textures/colorstone.xpm
+SO ./textures/redbrick.xpm
+WE ./textures/redbrick.xpm
+DO ./textures/wood.xpm
+
+F 147, 159, 153
+
+1111111
+100N001
+1000001
+1111111
diff --git a/maps/tests/missing_color_comp.cub b/maps/tests/missing_color_comp.cub
new file mode 100644
index 0000000..51b80b5
--- /dev/null
+++ b/maps/tests/missing_color_comp.cub
@@ -0,0 +1,13 @@
+NO ./textures/redbrick.xpm
+EA ./textures/colorstone.xpm
+SO ./textures/redbrick.xpm
+WE ./textures/redbrick.xpm
+DO ./textures/wood.xpm
+
+F 147, 159, 153
+C 219, 213
+
+1111111
+100N001
+1000001
+1111111
diff --git a/maps/tests/no_door_tex.cub b/maps/tests/no_door_tex.cub
new file mode 100644
index 0000000..9f56dc6
--- /dev/null
+++ b/maps/tests/no_door_tex.cub
@@ -0,0 +1,12 @@
+NO ./textures/redbrick.xpm
+EA ./textures/colorstone.xpm
+SO ./textures/redbrick.xpm
+WE ./textures/redbrick.xpm
+
+F 147, 159, 153
+C 219, 213, 213
+
+1111111
+100N001
+1000001
+1111111
diff --git a/maps/tests/open_map.cub b/maps/tests/open_map.cub
new file mode 100644
index 0000000..e647089
--- /dev/null
+++ b/maps/tests/open_map.cub
@@ -0,0 +1,13 @@
+NO ./textures/redbrick.xpm
+EA ./textures/colorstone.xpm
+SO ./textures/redbrick.xpm
+WE ./textures/redbrick.xpm
+DO ./textures/wood.xpm
+
+F 147, 159, 153
+C 219, 213, 213
+
+1111111
+100N000
+1000001
+1111111
diff --git a/maps/tests/simple.cub b/maps/tests/simple.cub
new file mode 100755
index 0000000..cd72949
--- /dev/null
+++ b/maps/tests/simple.cub
@@ -0,0 +1,13 @@
+NO ./textures/redbrick.xpm
+EA ./textures/colorstone.xpm
+SO ./textures/redbrick.xpm
+WE ./textures/redbrick.xpm
+DO ./textures/wood.xpm
+
+F 147, 159, 153
+C 219, 213, 213
+
+1111111
+100N001
+1000001
+1111111
diff --git a/maps/tests/unexistant_folder_tex.cub b/maps/tests/unexistant_folder_tex.cub
new file mode 100644
index 0000000..7984804
--- /dev/null
+++ b/maps/tests/unexistant_folder_tex.cub
@@ -0,0 +1,13 @@
+NO ./textures/redbrick.xpm
+EA ./textures/colorstone.xpm
+SO ./textures/redbrick.xpm
+WE ./textures/redbrick.xpm
+DO ./text/wood.xpm
+
+F 147, 159, 153
+C 219, 213, 213
+
+1111111
+100N001
+10002001
+11111111
diff --git a/maps/tests/unexistant_tex_file.cub b/maps/tests/unexistant_tex_file.cub
new file mode 100644
index 0000000..ea90e03
--- /dev/null
+++ b/maps/tests/unexistant_tex_file.cub
@@ -0,0 +1,13 @@
+NO ./textures/redbrick.xpm
+EA ./textures/colorstone.xpm
+SO ./textures/redbrick.xpm
+WE ./textures/redbrick.xpm
+DO ./textures/woody.xpm
+
+F 147, 159, 153
+C 219, 213, 213
+
+1111111
+100N001
+1000001
+1111111
diff --git a/src/main.c b/src/main.c
index 353c1df..48ed8e5 100644
--- a/src/main.c
+++ b/src/main.c
@@ -6,7 +6,7 @@
 /*   By: narnaud <narnaud@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/05/21 19:22:50 by narnaud           #+#    #+#             */
-/*   Updated: 2022/11/14 10:39:10 by narnaud          ###   ########.fr       */
+/*   Updated: 2022/11/14 16:35:36 by narnaud          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -17,13 +17,14 @@ int	main(int argc, char **argv)
 	t_env	*env;
 
 	if (argc != 2)
-		return (EXIT_FAILURE);
+		return (printf("Usage: ./cub3d mapfile.cub\n"), EXIT_FAILURE);
 	env = load_map(argv[1]);
 	if (!env)
 		return (EXIT_FAILURE);
 	init_window(env);
-	init_game(env);
-	render(env);
+    if (init_game(env) == EXIT_FAILURE)
+        exit(EXIT_FAILURE);
+    render(env);
 	mlx_loop_hook(env->mlx, update_hook, env);
 	mlx_loop(env->mlx);
 	mlx_destroy_image(env->mlx, env->img);
diff --git a/src/mlx/mlx_1.c b/src/mlx/mlx_1.c
index 74e08ba..f37a369 100644
--- a/src/mlx/mlx_1.c
+++ b/src/mlx/mlx_1.c
@@ -2,11 +2,10 @@
 /*                                                                            */
 /*                                                        :::      ::::::::   */
 /*   mlx_1.c                                            :+:      :+:    :+:   */
-/*                                                    +:+ +:+         +:+     */
-/*   By: narnaud <narnaud@student.42.fr>            +#+  +:+       +#+        */
+/*                                                    +:+ +:+         +:+     */ /*   By: narnaud <narnaud@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/08/25 14:14:46 by narnaud           #+#    #+#             */
-/*   Updated: 2022/08/25 14:18:18 by narnaud          ###   ########.fr       */
+/*   Updated: 2022/11/14 16:28:51 by narnaud          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -23,7 +22,7 @@ void	init_window(t_env *env)
 	env->mlx = mlx;
 	window = mlx_new_window(mlx, WIN_X_SZ, WIN_Y_SZ, "Cub3D");
 	env->win = window;
-	mlx_mouse_hide(mlx, win);
+	mlx_mouse_hide(mlx, window);
 }
 
 int	mouse_move_hook(int x, int y, t_env *env)
@@ -67,7 +66,7 @@ int	mouse_move_hook(int x, int y, t_env *env)
 }
 #endif
 
-void	init_game(t_env *env)
+int	init_game(t_env *env)
 {
 	int	y;
 
@@ -76,6 +75,8 @@ void	init_game(t_env *env)
 	{
 		env->tex[y].img = mlx_xpm_file_to_image(env->mlx,
 				env->tex[y].file, &env->tex[y].width, &env->tex[y].height);
+        if (env->tex[y].img == NULL)
+            return (printf("Error:\nCan't open a texture\n"), EXIT_FAILURE);
 		env->tex[y].buffer = (int *)mlx_get_data_addr(env->tex[y].img, \
 				&env->tex[y].pixel_bits,
 				&env->tex[y].line_bytes,
@@ -90,4 +91,5 @@ void	init_game(t_env *env)
 	mlx_hook(env->win, 2, 1L << 0, key_press_hook, env);
 	mlx_hook(env->win, 3, 1L << 1, key_release_hook, env);
 	mlx_hook(env->win, 6, 0L, mouse_move_hook, env);
+    return (EXIT_SUCCESS);
 }
diff --git a/src/parsing/getline.c b/src/parsing/getline.c
index 0ac3ed1..27bd7e9 100644
--- a/src/parsing/getline.c
+++ b/src/parsing/getline.c
@@ -44,6 +44,7 @@ char	*get_next_line(int fd)
 	ssize_t		read_size;
 	char		*line;
 	char		*ret;
+    char        *next;
 
 	if (!*buffer)
 	{
@@ -53,8 +54,10 @@ char	*get_next_line(int fd)
 	ret = ft_calloc(1, sizeof(char));
 	while (buffer[i])
 	{
-		line = ft_strjoin(ret, save_buffer(buffer, &i));
+        next = save_buffer(buffer, &i);
+		line = ft_strjoin(ret, next);
 		ret = (free(ret), line);
+        free(next);
 		if (buffer[i - 1] == '\n')
 			break ;
 		read_size = read(fd, buffer, BUFFER_SIZE);
diff --git a/src/parsing/parsing.c b/src/parsing/parsing.c
index 9c3fdff..7579064 100644
--- a/src/parsing/parsing.c
+++ b/src/parsing/parsing.c
@@ -33,16 +33,16 @@ void	register_settings(int *progress, t_env *env, char *line)
 
 	elem = ft_split(line, ' ');
 	if (!elem[0] || !elem[1])
-		return ;
-	if (!ft_strncmp(elem[0], "NO", 3))
+		return (ft_free_split(elem));
+	if (!env->tex[0].file && !ft_strncmp(elem[0], "NO", 3))
 		env->tex[0].file = ft_strtrim(elem[1], "\n");
-	else if (!ft_strncmp(elem[0], "SO", 3))
+	else if (!env->tex[1].file && !ft_strncmp(elem[0], "SO", 3))
 		env->tex[1].file = ft_strtrim(elem[1], "\n");
-	else if (!ft_strncmp(elem[0], "WE", 3))
+	else if (!env->tex[2].file && !ft_strncmp(elem[0], "WE", 3))
 		env->tex[2].file = ft_strtrim(elem[1], "\n");
-	else if (!ft_strncmp(elem[0], "EA", 3))
+	else if (!env->tex[3].file && !ft_strncmp(elem[0], "EA", 3))
 		env->tex[3].file = ft_strtrim(elem[1], "\n");
-	else if (!ft_strncmp(elem[0], "DO", 3))
+	else if (!env->tex[4].file && !ft_strncmp(elem[0], "DO", 3))
 		env->tex[4].file = ft_strtrim(elem[1], "\n");
 	else if (!ft_strncmp(elem[0], "F", 2))
 		env->floorColor = rgb_to_int(elem + 1);
@@ -117,7 +117,7 @@ t_env	*load_map(char *filename)
 		line = get_next_line(fd);
 	}
 	if (progress < 7 && cleanup_datas(env))
-		return (NULL);
+		return (printf("Error\nYour map isn't valid.\n"), NULL);
 	env->map = create_map_array(e_map, env->wide, env->deep);
 	if (!is_valid_map(env) && cleanup_datas(env))
 		return (NULL);
diff --git a/src/parsing/utils.c b/src/parsing/utils.c
index 12b6af8..121fa40 100644
--- a/src/parsing/utils.c
+++ b/src/parsing/utils.c
@@ -24,7 +24,7 @@ int	rgb_to_int(char	**rgb)
 	i = 0;
 	ret = 0;
 	colors = ft_split(*rgb, ',');
-	while (c < 3 && rgb)
+	while (c < 3 && rgb && colors)
 	{
 		if (!colors[i])
 		{
@@ -39,6 +39,6 @@ int	rgb_to_int(char	**rgb)
 			ret |= color << (8 * (2 - c++));
 	}
 	if (c < 3)
-		return (ft_free_split(colors), printf("Error:\nInvalid color.\n"), -1);
+		return (printf("Error:\nInvalid color.\n"), -1);
 	return (ft_free_split(colors), ret);
 }
diff --git a/src/render/render.c b/src/render/render.c
index bad9083..5b412f8 100644
--- a/src/render/render.c
+++ b/src/render/render.c
@@ -6,7 +6,7 @@
 /*   By: narnaud <narnaud@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/05/31 09:33:02 by narnaud           #+#    #+#             */
-/*   Updated: 2022/08/23 16:19:08 by narnaud          ###   ########.fr       */
+/*   Updated: 2022/11/14 16:45:42 by narnaud          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -91,6 +91,6 @@ void	render(t_env *env)
 	bzero(env->buffer, WIN_Y_SZ * WIN_X_SZ * sizeof(int));
 	render_view(env);
 	if (env->minimap)
-		render_minimap(env, (t_vec){env->wide * 8, env->deep * 8});
+		render_minimap(env, (t_vec){WIN_X_SZ / 3, WIN_Y_SZ / 3});
 	mlx_put_image_to_window(env->mlx, env->win, env->img, 0, 0);
 }