Initially generated fret marks in linked staff incorrect

1. Open attached score (produced in 1.3).
2. Right-click stave.
3. 'Stave Properties…'.
4. 'Change Instrument…'.
5. Choose 'Electric Guitar'.
6. 'OK'.
7. 'OK'.
8. 'Add'>'Instruments…'.
9. Click on stave.
10. 'Add Linked Stave'.
11. Change 'Staff type' of the linked stave to 'Tab. 6-str full'.
12. 'OK'.

Result: Incorrect fret marks are generated.

12. Do something (e.g. add a bracket to the stave).

Result: The correct fret marks are generated.

Using MuseScore 2.0 Nightly Build (9fd8764) - Mac 10.7.5.