diff --git a/src/View/Geometry/MeshingDialog.py b/src/View/Geometry/MeshingDialog.py
index 974aa187..852c272a 100644
--- a/src/View/Geometry/MeshingDialog.py
+++ b/src/View/Geometry/MeshingDialog.py
@@ -125,14 +125,6 @@ class MeshingDialog(PamhyrDialog):
     def lplan(self):
         return self._lplan
 
-    @property
-    def origin(self):
-        return self._origin
-
-    @property
-    def lm(self):
-        return int(self._lm)
-
     @property
     def linear(self):
         return self._linear
@@ -165,15 +157,9 @@ class MeshingDialog(PamhyrDialog):
         self._begin_cs = self.profiles.index(p1)
         self._end_cs = self.profiles.index(p2)
 
-        origin = self.get_combobox_text("comboBox_origin")
-        self._origin = self.profiles.index(origin)
-
         self._begin_dir = self.get_combobox_text("comboBox_begin_gl")
         self._end_dir = self.get_combobox_text("comboBox_end_gl")
 
-        r_lm_dict = self._trad.get_dict("r_lm_dict")
-        self._lm = r_lm_dict[self.get_combobox_text("comboBox_lm")]
-
         super().accept()
 
     def reject(self):
diff --git a/src/View/Geometry/PlotAC.py b/src/View/Geometry/PlotAC.py
index cccffe24..a8892814 100644
--- a/src/View/Geometry/PlotAC.py
+++ b/src/View/Geometry/PlotAC.py
@@ -82,12 +82,14 @@ class PlotAC(PamhyrPlot):
             label=self.label_previous_plot_selected,
             lw=1.5, linestyle='--', color=self.color_plot_previous
         )
+        #self.previous_plot_selected.set_visible(False)
 
         self.plot_selected, = self.canvas.axes.plot(
             station, elevation,
             label=self.label_plot_selected,
             color=self.color_plot_current, lw=1.5
         )
+        #self.plot_selected.set_visible(False)
 
         next_id = profile_id + 1
         station_next = self.data.profile(next_id).get_station()
@@ -98,6 +100,8 @@ class PlotAC(PamhyrPlot):
             label=self.label_next_plot_selected,
             color=self.color_plot_next, lw=1.6, linestyle='--'
         )
+        #self.next_plot_selected.set_visible(False)
+        self.canvas.axes.set_visible(False)
 
     def draw_gl(self):
         if self._current_data_update:
@@ -106,6 +110,7 @@ class PlotAC(PamhyrPlot):
             profile_id = 0
 
         profile = self.data.profile(profile_id)
+        if profile == None: return
         station = profile.get_station()
         elevation = profile.z()
         gl = profile.names()
@@ -160,6 +165,9 @@ class PlotAC(PamhyrPlot):
             self.draw()
             return
 
+        if self.data is None:
+            return
+
         self.update_current()
         self.update_gl()
 
@@ -171,6 +179,10 @@ class PlotAC(PamhyrPlot):
             previous_id = profile_id - 1
             next_id = profile_id + 1
 
+            self.previous_plot_selected.set_visible(False)
+            self.plot_selected.set_visible(False)
+            self.next_plot_selected.set_visible(False)
+
             self.previous_plot_selected.set_data([], [])
             self.plot_selected.set_data([], [])
             self.next_plot_selected.set_data([], [])
@@ -180,18 +192,25 @@ class PlotAC(PamhyrPlot):
                     self.data.profile(previous_id).get_station(),
                     self.data.profile(previous_id).z()
                 )
+                self.previous_plot_selected.set_visible(True)
+                #self.canvas.axes.legend()
 
             if 0 <= profile_id < self.data.number_profiles:
                 self.plot_selected.set_data(
                     self.data.profile(profile_id).get_station(),
                     self.data.profile(profile_id).z()
                 )
+                self.plot_selected.set_visible(True)
+                #self.canvas.axes.legend()
 
             if 0 <= next_id < self.data.number_profiles:
                 self.next_plot_selected.set_data(
                     self.data.profile(next_id).get_station(),
                     self.data.profile(next_id).z()
                 )
+                self.next_plot_selected.set_visible(True)
+                #self.canvas.axes.legend()
+            self.canvas.axes.set_visible(True)
 
     def update_full(self):
         self.draw()
diff --git a/src/View/Geometry/Window.py b/src/View/Geometry/Window.py
index 65ffb8f5..3e972349 100644
--- a/src/View/Geometry/Window.py
+++ b/src/View/Geometry/Window.py
@@ -157,6 +157,7 @@ class GeometryWindow(PamhyrWindow):
 
     def _compute_status_label(self):
         row = self.index_selected_row()
+        if row == None: return
         profile = self._reach.profile(row)
 
         name = profile.name + " " + str(profile.kp)
@@ -298,10 +299,8 @@ class GeometryWindow(PamhyrWindow):
                 data = {
                     "step": dlg.space_step,
                     "limites": [dlg.begin_cs, dlg.end_cs],
-                    "origin": dlg.origin,
                     "directrices": [dlg.begin_dir, dlg.end_dir],
                     "lplan": dlg.lplan,
-                    "lm": dlg.lm,
                     "linear": dlg.linear,
                 }
                 self._edit_meshing(data)
@@ -405,7 +404,7 @@ class GeometryWindow(PamhyrWindow):
 
     def update_plot_ac(self, ind: int):
         self.tableView.model().blockSignals(True)
-        self._plot_ac.current = ind
+        #self._plot_ac.current = ind
         self._plot_ac.update()
         self.tableView.model().blockSignals(False)
 
@@ -449,10 +448,8 @@ class GeometryWindow(PamhyrWindow):
 
     def select_current_profile(self):
         self.tableView.model().blockSignals(True)
-
-        if len(self.tableView.selectedIndexes()) > 0:
-            row = self.index_selected_row()
-
+        row = self.index_selected_row()
+        if row != None:
             self.find(QSlider, "verticalSlider").setValue(row)
             self.select_plot_xy(row)
             self.select_plot_kpc(row)
@@ -511,10 +508,14 @@ class GeometryWindow(PamhyrWindow):
             self._table.delete(rows)
 
     def index_selected_row(self):
-        return self.tableView\
-                   .selectionModel()\
-                   .selectedRows()[0]\
-                   .row()
+        r = self.tableView\
+                .selectionModel()\
+                .selectedRows()
+
+        if len(r) > 0:
+            return r[0].row()
+        else:
+            return None
 
     def sort_ascending(self):
         self._table.sort_profiles(False)
@@ -529,11 +530,13 @@ class GeometryWindow(PamhyrWindow):
 
     def move_up(self):
         row = self.index_selected_row()
+        if row == None: return
         self._table.move_up(row)
         self.select_current_profile()
 
     def move_down(self):
         row = self.index_selected_row()
+        if row == None: return
         self._table.move_down(row)
         self.select_current_profile()
 
diff --git a/src/View/ui/Widgets/d50sigma.ui b/src/View/ui/Widgets/d50sigma.ui
index d1af908b..5518cbcd 100644
--- a/src/View/ui/Widgets/d50sigma.ui
+++ b/src/View/ui/Widgets/d50sigma.ui
@@ -22,7 +22,7 @@
      <property name="orientation">
       <enum>Qt::Horizontal</enum>
      </property>
-     <widget class="QWidget" name="">
+     <widget class="QWidget" name="layoutWidget">
       <layout class="QHBoxLayout" name="horizontalLayout">
        <item>
         <widget class="QLabel" name="label_d50">
@@ -37,13 +37,13 @@
           <locale language="English" country="Europe"/>
          </property>
          <property name="decimals">
-          <number>4</number>
+          <number>8</number>
          </property>
         </widget>
        </item>
       </layout>
      </widget>
-     <widget class="QWidget" name="">
+     <widget class="QWidget" name="layoutWidget">
       <layout class="QHBoxLayout" name="horizontalLayout_2">
        <item>
         <widget class="QLabel" name="label_sigma">