diff --git a/c_mpos/quirc/lib/quirc.c b/c_mpos/quirc/lib/quirc.c
index 286f9122..4bbf41c8 100644
--- a/c_mpos/quirc/lib/quirc.c
+++ b/c_mpos/quirc/lib/quirc.c
@@ -25,7 +25,8 @@ const char *quirc_version(void)
 
 struct quirc *quirc_new(void)
 {
-	struct quirc *q = malloc(sizeof(*q));
+     printf("quirc_new\n");
+	struct quirc *q = d_malloc(sizeof(*q));
 
 	if (!q)
 		return NULL;
@@ -85,7 +86,7 @@ int quirc_resize(struct quirc *q, int w, int h)
 
 	/* alloc a new buffer for q->pixels if needed */
 	if (!QUIRC_PIXEL_ALIAS_IMAGE) {
-		pixels = calloc(newdim, sizeof(quirc_pixel_t));
+                pixels = ps_malloc(newdim * sizeof(quirc_pixel_t));
 		if (!pixels)
 			goto fail;
 	}
diff --git a/draft_code/saved_functions.py b/draft_code/saved_functions.py
index a329035f..86056951 100644
--- a/draft_code/saved_functions.py
+++ b/draft_code/saved_functions.py
@@ -602,7 +602,7 @@ def log_callback(level, log_str):
     # Convert log_str to string if it's a bytes object
     log_str = log_str.decode() if isinstance(log_str, bytes) else log_str
     # Optional: Print for debugging
-    #print(f"Level: {level}, Log: {log_str}")
+    print(f"Level: {level}, Log: {log_str}")
     # Log message format: "sysmon: 25 FPS (refr_cnt: 8 | redraw_cnt: 1), ..."
     if "sysmon:" in log_str and "FPS" in log_str:
         try:
diff --git a/internal_filesystem/apps/com.example.camtest/assets/camtest.py b/internal_filesystem/apps/com.example.camtest/assets/camtest.py
index 3bd8cb91..5c3d44c2 100644
--- a/internal_filesystem/apps/com.example.camtest/assets/camtest.py
+++ b/internal_filesystem/apps/com.example.camtest/assets/camtest.py
@@ -55,12 +55,13 @@ def qr_button_click(e):
     height = 240
     buffer_size = width * height  # 240 * 240 = 57600 bytes
     try:
+        import qrdecode
         result = qrdecode.qrdecode(current_cam_buffer, width, height)
         if result.startswith('\ufeff'): # Remove BOM (\ufeff) from the start of the decoded string, if present
             result = result[1:]
         print(f"QR decoding found: {result}")
-    except ValueError as e:
-        print("Error:", e)
+    except Exception as e:
+        print("QR decode error: ", e)
         raise
 
 
diff --git a/scripts/install.sh b/scripts/install.sh
index 2132ebd8..d48b231c 100755
--- a/scripts/install.sh
+++ b/scripts/install.sh
@@ -26,6 +26,8 @@ if [ ! -z "$appname" ]; then
 			exit 1
 		fi
 	fi
+        ~/sources/lvgl_micropython/lib/micropython/tools/mpremote/mpremote.py mkdir "builtin"
+        ~/sources/lvgl_micropython/lib/micropython/tools/mpremote/mpremote.py mkdir "builtin/apps"
 	~/sources/lvgl_micropython/lib/micropython/tools/mpremote/mpremote.py fs cp -r "$appdir" :/"$target"
 	echo "start_app(\"/$appdir\")"
 	~/sources/lvgl_micropython/lib/micropython/tools/mpremote/mpremote.py