diff --git a/lv_app/lv_app.h b/lv_app/lv_app.h
index c2f94300a..5d44ea6f6 100644
--- a/lv_app/lv_app.h
+++ b/lv_app/lv_app.h
@@ -21,6 +21,14 @@
 /*********************
  *      DEFINES
  *********************/
+/*Check dependencies*/
+#if LV_OBJ_FREE_P == 0
+#error "lv_app: Free pointer is required for application. Enable it lv_conf.h: LV_OBJ_FREE_P 1"
+#endif
+
+#if DM_CUSTOM == 0 && DM_MEM_SIZE < (2 * 1024)
+#error "lv_app: not enough dynamic memory. Increase it in misc_conf.h: DM_MEM_SIZE"
+#endif
 
 /**********************
  *      TYPEDEFS
diff --git a/lv_app/lv_app_util/lv_app_fsel.c b/lv_app/lv_app_util/lv_app_fsel.c
index 0594613d0..1a41bbea9 100644
--- a/lv_app/lv_app_util/lv_app_fsel.c
+++ b/lv_app/lv_app_util/lv_app_fsel.c
@@ -7,7 +7,7 @@
  *      INCLUDES
  *********************/
 #include "lv_app_fsel.h"
-#if LV_APP_ENABLE != 0
+#if USE_LV_APP_FSEL != 0
 
 #include <stdio.h>
 #include "lv_app_notice.h"
@@ -15,9 +15,6 @@
 /*********************
  *      DEFINES
  *********************/
-#define LV_APP_FSEL_FN_MAX_LEN    128
-#define LV_APP_FSEL_PATH_MAX_LEN  256
-#define LV_APP_FSEL_PAGE_SIZE     8
 
 /**********************
  *      TYPEDEFS
diff --git a/lv_app/lv_app_util/lv_app_fsel.h b/lv_app/lv_app_util/lv_app_fsel.h
index 4c9be142a..efba70b88 100644
--- a/lv_app/lv_app_util/lv_app_fsel.h
+++ b/lv_app/lv_app_util/lv_app_fsel.h
@@ -10,11 +10,24 @@
  *      INCLUDES
  *********************/
 #include "../lv_app.h"
-#if LV_APP_ENABLE != 0
+#if USE_LV_APP_FSEL != 0
 
 /*********************
  *      DEFINES
  *********************/
+/*Add the required configurations*/
+#ifndef LV_APP_FSEL_FN_MAX_LEN
+#define LV_APP_FSEL_FN_MAX_LEN    128
+#endif
+
+#ifndef LV_APP_FSEL_PATH_MAX_LEN
+#define LV_APP_FSEL_PATH_MAX_LEN  256
+#endif
+
+#ifndef LV_APP_FSEL_PAGE_SIZE
+#define LV_APP_FSEL_PAGE_SIZE     8
+#endif
+
 
 /**********************
  *      TYPEDEFS
diff --git a/lv_app/lv_app_util/lv_app_kb.c b/lv_app/lv_app_util/lv_app_kb.c
index 5558b959c..256897778 100644
--- a/lv_app/lv_app_util/lv_app_kb.c
+++ b/lv_app/lv_app_util/lv_app_kb.c
@@ -7,7 +7,7 @@
  *      INCLUDES
  *********************/
 #include "lv_app_kb.h"
-#if LV_APP_ENABLE != 0
+#if USE_LV_APP_KB != 0
 
 #include "lvgl/lv_objx/lv_btnm.h"
 #include "lvgl/lv_objx/lv_ta.h"
diff --git a/lv_app/lv_app_util/lv_app_kb.h b/lv_app/lv_app_util/lv_app_kb.h
index 1eb4631da..bf0d48031 100644
--- a/lv_app/lv_app_util/lv_app_kb.h
+++ b/lv_app/lv_app_util/lv_app_kb.h
@@ -10,7 +10,7 @@
  *      INCLUDES
  *********************/
 #include "../lv_app.h"
-#if LV_APP_ENABLE != 0
+#if USE_LV_APP_KB != 0
 
 /*********************
  *      DEFINES
diff --git a/lv_app/lv_app_util/lv_app_notice.c b/lv_app/lv_app_util/lv_app_notice.c
index 3d649a199..12326e670 100644
--- a/lv_app/lv_app_util/lv_app_notice.c
+++ b/lv_app/lv_app_util/lv_app_notice.c
@@ -7,7 +7,7 @@
  *      INCLUDES
  *********************/
 #include "lv_app_notice.h"
-#if LV_APP_ENABLE != 0
+#if USE_LV_APP_NOTICE != 0
 
 #include <lvgl/lv_objx/lv_cont.h>
 #include "lvgl/lv_objx/lv_label.h"
@@ -18,23 +18,6 @@
 /*********************
  *      DEFINES
  *********************/
-/*Add the required configurations*/
-#ifndef LV_APP_NOTICE_SHOW_TIME
-#define LV_APP_NOTICE_SHOW_TIME   4000
-#endif
-
-#ifndef LV_APP_NOTICE_CLOSE_ANIM_TIME
-#define LV_APP_NOTICE_CLOSE_ANIM_TIME   300
-#endif
-
-
-#ifndef LV_APP_NOTICE_MAX_NUM
-#define LV_APP_NOTICE_MAX_NUM   6
-#endif
-
-#ifndef LV_APP_NOTICE_MAX_LEN
-#define LV_APP_NOTICE_MAX_LEN   256
-#endif
 
 /**********************
  *      TYPEDEFS
diff --git a/lv_app/lv_app_util/lv_app_notice.h b/lv_app/lv_app_util/lv_app_notice.h
index 2dc25b815..7c2eaca5a 100644
--- a/lv_app/lv_app_util/lv_app_notice.h
+++ b/lv_app/lv_app_util/lv_app_notice.h
@@ -11,11 +11,28 @@
  *********************/
 #include "../lv_app.h"
 #include <stdarg.h>
-#if LV_APP_ENABLE != 0
+#if USE_LV_APP_NOTICE != 0
 
 /*********************
  *      DEFINES
  *********************/
+/*Add the required configurations*/
+#ifndef LV_APP_NOTICE_SHOW_TIME
+#define LV_APP_NOTICE_SHOW_TIME   4000
+#endif
+
+#ifndef LV_APP_NOTICE_CLOSE_ANIM_TIME
+#define LV_APP_NOTICE_CLOSE_ANIM_TIME   300
+#endif
+
+#ifndef LV_APP_NOTICE_MAX_NUM
+#define LV_APP_NOTICE_MAX_NUM   6
+#endif
+
+#ifndef LV_APP_NOTICE_MAX_LEN
+#define LV_APP_NOTICE_MAX_LEN   256
+#endif
+
 
 /**********************
  *      TYPEDEFS
diff --git a/lv_draw/lv_draw.c b/lv_draw/lv_draw.c
index b3e9ce856..8b5c8a1e9 100644
--- a/lv_draw/lv_draw.c
+++ b/lv_draw/lv_draw.c
@@ -283,7 +283,7 @@ void lv_draw_label(const area_t * cords_p,const area_t * mask_p, const lv_style_
                     if(txt[i] == ' ') {
                         /*Get the parameter*/
                         if(i - par_start == LABEL_RECOLOR_PAR_LENGTH) {
-                            char buf[LABEL_RECOLOR_PAR_LENGTH];
+                            char buf[LABEL_RECOLOR_PAR_LENGTH + 1];
                             memcpy(buf, &txt[par_start], LABEL_RECOLOR_PAR_LENGTH);
                             buf[LABEL_RECOLOR_PAR_LENGTH] = '\0';
                             int r,g,b;
diff --git a/lv_obj/lv_obj.c b/lv_obj/lv_obj.c
index 7da18e76e..78236ccc0 100644
--- a/lv_obj/lv_obj.c
+++ b/lv_obj/lv_obj.c
@@ -7,13 +7,14 @@
  *      INCLUDES
  *********************/
 
-#include <lv_conf.h>
-#include <lvgl/lv_draw/lv_draw.h>
-#include <misc/gfx/anim.h>
-#include <lvgl/lv_obj/lv_dispi.h>
-#include <lvgl/lv_obj/lv_obj.h>
-#include <lvgl/lv_obj/lv_refr.h>
+#include "lv_conf.h"
+#include "lvgl/lv_draw/lv_draw.h"
+#include "lvgl/lv_obj/lv_dispi.h"
+#include "lvgl/lv_obj/lv_obj.h"
+#include "lvgl/lv_obj/lv_refr.h"
+#include "lvgl/lv_app/lv_app.h"
 #include "lvgl/lv_draw/lv_draw_rbasic.h"
+#include "misc/gfx/anim.h"
 #include <stdint.h>
 #include <string.h>
 #include <sys/types.h>
@@ -138,7 +139,9 @@ lv_obj_t * lv_obj_create(lv_obj_t * parent, lv_obj_t * copy)
 		lv_obj_set_design_f(new_obj, lv_obj_design);
 
 		/*Set free data*/
+#if LV_OBJ_FREE_NUM != 0
 		new_obj->free_num = 0;
+#endif
 #if LV_OBJ_FREE_P != 0
         new_obj->free_p = NULL;
 #endif
@@ -179,7 +182,9 @@ lv_obj_t * lv_obj_create(lv_obj_t * parent, lv_obj_t * copy)
         lv_obj_set_design_f(new_obj, lv_obj_design);
 
         /*Set free data*/
+#if LV_OBJ_FREE_NUM != 0
         new_obj->free_num = 0;
+#endif
 #if LV_OBJ_FREE_P != 0
         new_obj->free_p = NULL;
 #endif
@@ -202,7 +207,9 @@ lv_obj_t * lv_obj_create(lv_obj_t * parent, lv_obj_t * copy)
     	new_obj->ext_size = copy->ext_size;
 
         /*Set free data*/
+#if LV_OBJ_FREE_NUM != 0
         new_obj->free_num = copy->free_num;
+#endif
 #if LV_OBJ_FREE_P != 0
         new_obj->free_p = copy->free_p;
 #endif
diff --git a/lv_objx/lv_label.c b/lv_objx/lv_label.c
index bcb732ac8..0e61d5d58 100644
--- a/lv_objx/lv_label.c
+++ b/lv_objx/lv_label.c
@@ -602,7 +602,7 @@ static void lv_label_refr_text(lv_obj_t * label)
                     ext->dot_tmp[i] = ext->txt[index - LV_LABEL_DOT_NUM + i];
                     ext->txt[index - LV_LABEL_DOT_NUM + i] = '.';
                 }
-                /*The last character is '\0'*/
+                /*The last character is '\0'. Save this character from the text too.*/
                 ext->dot_tmp[i] = ext->txt[index];
                 ext->txt[index] = '\0';
             }
diff --git a/lv_objx/lv_label.h b/lv_objx/lv_label.h
index 94fd1315c..f027787a0 100644
--- a/lv_objx/lv_label.h
+++ b/lv_objx/lv_label.h
@@ -41,7 +41,7 @@ typedef struct
     /*New data for this type */
     char * txt;                     /*Text of the label*/
     lv_label_long_mode_t long_mode; /*Determinate what to do with the long texts*/
-    char dot_tmp[LV_LABEL_DOT_NUM]; /*Store the character which are replaced by dots (Handled by the library)*/
+    char dot_tmp[LV_LABEL_DOT_NUM + 1]; /*Store the character which are replaced by dots (Handled by the library)*/
     uint16_t dot_end;               /*The text end position in dot mode (Handled by the library)*/
     uint8_t static_txt  :1;         /*Flag to indicate the text is static*/
     uint8_t recolor  :1;            /*Enable in-line letter re-coloring*/
diff --git a/lv_objx/lv_page.c b/lv_objx/lv_page.c
index 41cc6a442..6e8ffe4f6 100644
--- a/lv_objx/lv_page.c
+++ b/lv_objx/lv_page.c
@@ -428,8 +428,6 @@ void lv_page_focus(lv_obj_t * page, lv_obj_t * obj, uint16_t anim_time)
 	cord_t scrlable_y = lv_obj_get_y(ext->scrl);
 	cord_t page_h = lv_obj_get_height(page);
 
-	bool refr = false;
-
 	cord_t top_err = -(scrlable_y + obj_y);
 	cord_t bot_err = scrlable_y + obj_y + obj_h - page_h;
 
@@ -440,7 +438,6 @@ void lv_page_focus(lv_obj_t * page, lv_obj_t * obj, uint16_t anim_time)
 		/*Calculate a new position and to let  scrable_rects.vpad space above*/
 		scrlable_y = -(obj_y - style_scrl->vpad - style->vpad);
 		scrlable_y += style_scrl->vpad;
-		refr = true;
 	}
 	/*Out of the page on the bottom*/
 	else if((obj_h <= page_h && bot_err > 0) ||
@@ -449,7 +446,9 @@ void lv_page_focus(lv_obj_t * page, lv_obj_t * obj, uint16_t anim_time)
 		scrlable_y = -obj_y;
 		scrlable_y += page_h - obj_h;
         scrlable_y -= style_scrl->vpad;
-		refr = true;
+	} else {
+		/*Alraedy in focus*/
+		return;
 	}
 
     if(anim_time == 0) {