Is this expected behavior or a bug? Its really irritating. I took screen shots of the attributes pane before and after splitting a line using the split tool. I clicked the point on the line where I wanted to split it then took the second screen shot.
Before split:
![Attributes Before Split](/legacyfs/online/440669_beforesplit.PNG)
After Split:
![Attributes After Split](/legacyfs/online/440670_aftersplit.PNG)