diff --git a/MyPSACC.py b/MyPSACC.py
index 2209b01..25b0941 100644
--- a/MyPSACC.py
+++ b/MyPSACC.py
@@ -418,9 +418,11 @@ class MyPSACC:
             conn.execute("INSERT INTO position(Timestamp,VIN,longitude,latitude,mileage,level) VALUES(?,?,?,?,?,?)",
                          (date, vin, longitude, latitude, mileage, level))
             conn.commit()
-            conn.close()
+            logger.info(f"new position recorded for {vin}")
         except sqlite3.IntegrityError:
             logger.debug("position already saved")
+        finally:
+            conn.close()
 
     @staticmethod
     def get_recorded_position():
diff --git a/README.md b/README.md
index 03dd3b3..923ce41 100644
--- a/README.md
+++ b/README.md
@@ -31,7 +31,7 @@ We need to get credentials from the MyPeugeot app. You have two solutions :
      
         To do that you can follow this guide: https://forum.xda-developers.com/android/software-hacking/guide-how-to-enable-adb-backup-app-t3495117  
         The original app can be downloaded [here](https://apkpure.com/fr/mypeugeot-app/com.psa.mym.mypeugeot) for example.
-        I tested Mypeugeot version 1.25.2 and 1.26.2.
+        I tested Mypeugeot version 1.25.2, 1.26.2, and 1.27.0.
         
     1.2 Uninstall the original app
     
diff --git a/app_decoder.py b/app_decoder.py
index 4e481d8..779d01f 100755
--- a/app_decoder.py
+++ b/app_decoder.py
@@ -63,7 +63,7 @@ else:
     res = os.system("java --version")
     if res != 0:
         print("You need to install java on your computer : https://www.java.com/fr/download/")
-
+        exit(1)
     os.system(f"java -jar {script_dir}/abe-all.jar unpack {argv[1]} backup.tar {password}")
     my_tar = tarfile.open('backup.tar')
     my_tar.extractall()
@@ -80,7 +80,13 @@ else:
     customer_id_enc = getxmlvalue(root, "CRYPTED_CUSTOMER_ID")
     customer_id = base64.b64decode(customer_id_enc).decode('utf-8')
     #get remote token
-    root = ET.parse("HUTokenManager.xml").getroot()
+    try:
+        root = ET.parse("HUTokenManager.xml").getroot()
+    except FileNotFoundError:
+        traceback.print_exc()
+        print("Do a remote request (start preconditioning for example) to generate a remote refresh token, "
+              "make a new backup and relaunch this script")
+        exit(1)
     remote_enc = root[0].text
     remote_dec = json.loads(base64.b64decode(remote_enc))
     try:
@@ -109,8 +115,11 @@ print(f"\nYour vehicles: {res}")
 
 
 if not argv[1].endswith(".apk"):
-    os.remove("backup.tar")
-    shutil.rmtree('apps')
+    try:
+        os.remove("backup.tar")
+        shutil.rmtree('apps')
+    except:
+        print("Error when deleting temp files")
     charge_controls = ChargeControls()
     for vin,vehicle in res.items():
         chc = ChargeControl(None,vin,100,[0,0])
diff --git a/web/callback.py b/web/callback.py
index 7b93abf..5bd1dd2 100644
--- a/web/callback.py
+++ b/web/callback.py
@@ -89,7 +89,7 @@ def charge_control():
         charge_control.set_stop_hour([int(request.args["hour"]), int(request.args["minute"])])
     if 'percentage' in request.args:
         charge_control.percentage_threshold = int(request.args['percentage'])
-    save_config(myp)
+    myp.save_config()
     return jsonify(charge_control.get_dict())