diff --git a/PHYMOBAT.py b/PHYMOBAT.py
index aa72225d6059a850c90a7fd3c6ddf70eaeab6fe8..a6505a033d41ed948001bc4178eb0c3ad7c457db 100644
--- a/PHYMOBAT.py
+++ b/PHYMOBAT.py
@@ -354,21 +354,21 @@ class PHYMOBAT(QtWidgets.QMainWindow, Processing):
         """
         Open a input browser box to select the VHRS image path by line edit.
         """
-        orthofilename = QtWidgets.QFileDialog.getOpenFileName(self, "THRS image", self.ui.lineEdit_principal_folder.text(), '*.TIF *.tif')
+        orthofilename = QtWidgets.QFileDialog.getOpenFileName(self, "THRS image", self.ui.lineEdit_principal_folder.text(), '*.TIF *.tif')[0]
         self.ui.lineEdit_VHRS.setText(str(orthofilename).replace('[','').replace(']','').replace(' ',''))   
     
     def f_path_mnt(self):
         """
         Open a input browser box to select the MNT image path by line edit.
         """
-        mntfilename = QtWidgets.QFileDialog.getOpenFileName(self, "MNT image", self.ui.lineEdit_principal_folder.text(), '*.TIF *.tif')
+        mntfilename = QtWidgets.QFileDialog.getOpenFileName(self, "MNT image", self.ui.lineEdit_principal_folder.text(), '*.TIF *.tif')[0]
         self.ui.lineEdit_MNT.setText(str(mntfilename).replace('[','').replace(']','').replace(' ',''))  
         
     def f_path_area(self):
         """
         Open a input browser box to select the study area shapefile path by line edit.
         """        
-        areafilename = QtWidgets.QFileDialog.getOpenFileName(self, "Area shapefile", self.ui.lineEdit_principal_folder.text(), '*.shp')
+        areafilename = QtWidgets.QFileDialog.getOpenFileName(self, "Area shapefile", self.ui.lineEdit_principal_folder.text(), '*.shp')[0]
         self.ui.lineEdit_area_path.setText(str(areafilename).replace('[','').replace(']','').replace(' ',''))
         
     def f_proxy(self):   
@@ -383,14 +383,14 @@ class PHYMOBAT(QtWidgets.QMainWindow, Processing):
         """
         Open a input browser box to select segmentation shapefile path path by line edit.
         """
-        segmfilename = QtWidgets.QFileDialog.getOpenFileName(self, "Segmentation shapefile", self.ui.lineEdit_principal_folder.text(), '*.shp')
+        segmfilename = QtWidgets.QFileDialog.getOpenFileName(self, "Segmentation shapefile", self.ui.lineEdit_principal_folder.text(), '*.shp')[0]
         self.ui.lineEdit_segmentation.setText(str(segmfilename).replace('[','').replace(']','').replace(' ',''))
     
     def f_output_name_moba(self):
         """
         Set the output classification shapefile path by line edit.
         """
-        outfilename = QtWidgets.QFileDialog.getSaveFileName(self, "FB file", self.ui.lineEdit_principal_folder.text(), '*.shp')
+        outfilename = QtWidgets.QFileDialog.getSaveFileName(self, "FB file", self.ui.lineEdit_principal_folder.text(), '*.shp')[0]
         # if the user has forgotten to put .shp at the end of the output shapefile
         if outfilename[-4:] != '.shp':
             outfilename = outfilename + '.shp'
@@ -401,7 +401,7 @@ class PHYMOBAT(QtWidgets.QMainWindow, Processing):
         Open a input browser box to select the sample shapefile path by line edit. With :func:`add_sample` conditions for the expert mode.
         For the simply mode, this function is used for the RPG shapefile.
         """
-        samplefilename = QtWidgets.QFileDialog.getOpenFileName(self, "Sample shapefile", self.ui.lineEdit_principal_folder.text(), '*.shp')
+        samplefilename = QtWidgets.QFileDialog.getOpenFileName(self, "Sample shapefile", self.ui.lineEdit_principal_folder.text(), '*.shp')[0]
         self.ui.lineEdit_sample_path.setText(str(samplefilename).replace('[','').replace(']','').replace(' ',''))
     
     def enter_sample_name_hl(self):
@@ -409,21 +409,21 @@ class PHYMOBAT(QtWidgets.QMainWindow, Processing):
         Open a input browser box to select the grass and wooden sample shapefile path by line edit. With :func:`add_sample` conditions 
         for the simply mode.
         """
-        samplefilename_hl = QtWidgets.QFileDialog.getOpenFileName(self, "Grass/Wooden sample shapefile", self.ui.lineEdit_principal_folder.text(), '*.shp')
+        samplefilename_hl = QtWidgets.QFileDialog.getOpenFileName(self, "Grass/Wooden sample shapefile", self.ui.lineEdit_principal_folder.text(), '*.shp')[0]
         self.ui.lineEdit_sample_path_2.setText(str(samplefilename_hl).replace('[','').replace(']','').replace(' ',''))
         
     def enter_sample_name_ll(self):
         """
         Open a input browser box to select the wooden sample shapefile path by line edit. With :func:`add_sample` conditions for the simply mode.
         """
-        samplefilename_ll = QtWidgets.QFileDialog.getOpenFileName(self, "Wooden sample shapefile", self.ui.lineEdit_principal_folder.text(), '*.shp')
+        samplefilename_ll = QtWidgets.QFileDialog.getOpenFileName(self, "Wooden sample shapefile", self.ui.lineEdit_principal_folder.text(), '*.shp')[0]
         self.ui.lineEdit_sample_path_3.setText(str(samplefilename_ll).replace('[','').replace(']','').replace(' ',''))
         
     def img_sample_name(self):
         """
         Open a input browser box to select the image for samples path by line edit. With :func:`add_sample` conditions.
         """
-        imgsamplefilename = QtWidgets.QFileDialog.getOpenFileName(self, "Sample image", self.ui.lineEdit_principal_folder.text(), '*.TIF')
+        imgsamplefilename = QtWidgets.QFileDialog.getOpenFileName(self, "Sample image", self.ui.lineEdit_principal_folder.text(), '*.TIF')[0]
         self.ui.lineEdit_img_sample.setText(str(imgsamplefilename).replace('[','').replace(']','').replace(' ',''))
         
     def add_sample(self):
@@ -1009,7 +1009,7 @@ class PHYMOBAT(QtWidgets.QMainWindow, Processing):
         Function to load input text in every fields. The input file must be a XML file.
         """
         
-        in_backup = QtWidgets.QFileDialog.getOpenFileName(self, "Open backup", os.getcwd(), '*.xml')
+        in_backup = QtWidgets.QFileDialog.getOpenFileName(self, "Open backup", os.getcwd(), '*.xml')[0]
         
         if in_backup != None and len(in_backup) > 0 :
 
@@ -1022,17 +1022,21 @@ class PHYMOBAT(QtWidgets.QMainWindow, Processing):
                 self.ui.checkBox_multiprocess.setChecked(False)
             
             pr = tree.find("Tab[@id='Processing_raster']")
+
             try:
                 self.ui.lineEdit_principal_folder.setText(pr.find("Principal_folder").text)
             except:
                 print('Not principal folder')
+
             if self.mode == 1:
                 index_captor = self.ui.comboBox_captor.findText(pr.find("Captor").text) # To find combo box index
                 self.ui.comboBox_captor.setCurrentIndex(index_captor)
+
             try:
                 self.ui.lineEdit_year_images.setText(pr.find("Year_images").text)
             except:
                 print('Not year images')
+
             self.ui.lineEdit_area_path.setText(pr.find("Area_path").text)
             
             if self.mode == 1:
@@ -1193,17 +1197,13 @@ class PHYMOBAT(QtWidgets.QMainWindow, Processing):
                     self.ui.radioButton_rf.setChecked(True)
                 else:
                     self.ui.radioButton_s.setChecked(True)
-                
-            print("Load input text !")
-        
+                       
     def save_backup(self):
         """
         Function to save input text in every fields. The output file must be a XML file.
         """
         
-        out_backup = QtWidgets.QFileDialog.getSaveFileName(self, "Save backup", os.getcwd(), '*.xml')
-        
-        print(out_backup)
+        out_backup = QtWidgets.QFileDialog.getSaveFileName(self, "Save backup", os.getcwd(), '*.xml')[0]
 
         # if the user has forgotten to put .shp at the end of the output xml
         if out_backup[-4:] != '.xml':
@@ -1386,8 +1386,6 @@ class PHYMOBAT(QtWidgets.QMainWindow, Processing):
         tree = ET.ElementTree(root)
         # Write in a xml file
         tree.write(str(out_backup), encoding="UTF-8",xml_declaration=True, pretty_print=True)
-        if out_backup != '.xml':
-            print("Save input text !")
         
     def about_PHYMOBA(self):
         """