diff --git a/FlatCAMApp.py b/FlatCAMApp.py
index 4c224815..833476e6 100644
--- a/FlatCAMApp.py
+++ b/FlatCAMApp.py
@@ -4573,7 +4573,7 @@ class App(QtCore.QObject):
         """
         self.report_usage("on_jump_to()")
 
-        if custom_location is None:
+        if not custom_location:
             dia_box = Dialog_box(title=_("Jump to ..."),
                                  label=_("Enter the coordinates in format X,Y:"),
                                  icon=QtGui.QIcon('share/jump_to16.png'))
diff --git a/README.md b/README.md
index 4e7e08f4..8b64f1c7 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,8 @@ CAD program, and create G-Code for Isolation routing.
 - the project items color is now controlled from Foreground Role in ObjectCollection.data()
 - made again plot functions threaded but moved the dataChanged signal (update_view() ) to the main thread by using an already existing signal (plots_updated signal) to avoid the errors with register QVector
 - Enable/Disable Object toggle key ("Space" key) will trigger also the datChanged signal for the Project MVC
-- added a new setting for the color of the Porject items, the color when they are disabled.
+- added a new setting for the color of the Project items, the color when they are disabled.
+- fixed a crash when triggering 'Jump To' menu action (shortcut key 'J' worked ok)
 
 30.04.2019