- fixed Properties Tool due of recent changes to the FCTree widget

flatcamGUI/FlatCAMGUI.py

@@ -703,7 +703,7 @@ class FlatCAMGUI(QtWidgets.QMainWindow):
         self.menuprojectcolor.addSeparator()
 
         self.menuproject_custom = self.menuprojectcolor.addAction(
-            QtGui.QIcon(self.app.resource_location + '/set_color32.png'), _('Transparency'))
+            QtGui.QIcon(self.app.resource_location + '/set_color32.png'), _('Opacity'))
 
         self.menuproject_custom = self.menuprojectcolor.addAction(
             QtGui.QIcon(self.app.resource_location + '/set_color32.png'), _('Default'))

flatcamGUI/GUIElements.py

@@ -187,7 +187,11 @@ class FCTree(QtWidgets.QTreeWidget):
         header.resizeSection(column, width)
 
     def is_editable(self, tested_col):
-        return False if tested_col in self.protected_column else True
+        try:
+            ret_val = False if tested_col in self.protected_column else True
+        except TypeError:
+            ret_val = False
+        return ret_val
 
     def addParent(self, parent, title, expanded=False, color=None, font=None):
         item = QtWidgets.QTreeWidgetItem(parent, [title])