[chronojump] forceSensor: Better error message on RFD label on error

[Xavier de Blas <xaviblas src gnome org>]

commit 5e4a0e0fdd011cf6eb2515aceb05f1ba2e9ff0af
Author: Xavier de Blas <xaviblas gmail com>
Date:   Tue Nov 21 20:21:00 2017 +0100

    forceSensor: Better error message on RFD label on error

 glade/app1.glade       |    9 +++++++--
 src/gui/forceSensor.cs |    4 +++-
 2 files changed, 10 insertions(+), 3 deletions(-)
---
diff --git a/glade/app1.glade b/glade/app1.glade
index 61060f3..610c802 100644
--- a/glade/app1.glade
+++ b/glade/app1.glade
@@ -1478,6 +1478,9 @@
                                                             <placeholder/>
                                                             </child>
                                                             <child>
+                                                            <placeholder/>
+                                                            </child>
+                                                            <child>
                                                             <widget class="GtkLabel" 
id="label_start_selector_jumps">
                                                             <property name="visible">True</property>
                                                             <property name="can_focus">False</property>
@@ -15213,12 +15216,11 @@ Concentric</property>
                                                             <property name="visible">True</property>
                                                             <property name="can_focus">False</property>
                                                             <property name="use_markup">True</property>
-                                                            <property name="ellipsize">end</property>
                                                             <property name="single_line_mode">True</property>
                                                           </widget>
                                                           <packing>
                                                             <property name="expand">False</property>
-                                                            <property name="fill">False</property>
+                                                            <property name="fill">True</property>
                                                             <property name="position">1</property>
                                                           </packing>
                                                         </child>
@@ -22176,6 +22178,9 @@ then click this button.</property>
                                                             <child>
                                                             <placeholder/>
                                                             </child>
+                                                            <child>
+                                                            <placeholder/>
+                                                            </child>
                                                             </widget>
                                                             <packing>
                                                             <property name="expand">False</property>
diff --git a/src/gui/forceSensor.cs b/src/gui/forceSensor.cs
index 4d025fc..fbfee7d 100644
--- a/src/gui/forceSensor.cs
+++ b/src/gui/forceSensor.cs
@@ -940,9 +940,11 @@ LogB.Information(" fc R ");
 
                if(! success)
                {
-                       label_force_sensor_analyze.Text = Catalog.GetString("Error doing graph.");
+                       label_force_sensor_analyze.Text = Catalog.GetString("Error doing graph.") + " " +
+                               Catalog.GetString("Probably not sustained force.");
                        return;
                }
+               label_force_sensor_analyze.Text = "";
 
                while ( ! Util.FileReadable(imagePath));