Added code to fix (normalize) the custom data path

openlp/core/ui/advancedtab.py

@@ -674,6 +674,7 @@ class AdvancedTab(SettingsTab):
             options = QtGui.QFileDialog.ShowDirsOnly))
         # Set the new data path.
         if new_data_path:
+            new_data_path = os.path.normpath(new_data_path)
             if self.currentDataPath.lower() == new_data_path.lower():
                 self.onDataDirectoryCancelButtonClicked()
                 return

openlp/core/utils/__init__.py

@@ -136,7 +136,7 @@ class AppLocation(object):
         else:
             path = AppLocation.get_directory(AppLocation.DataDir)
             check_directory_exists(path)
-        return path
+        return os.path.normpath(path)
 
     @staticmethod
     def get_section_data_path(section):