Originally Posted By: Koloman
...Its very short but what I can see it first shows the new 2 bars (which is ok) and then when the music is on the end of the line it shows shortly in the first 2 (of 4) bars the former bars and than the correct ones...

You likely have just activated the default setting Notation Window Options/Scroll Ahead -> 2 bars. Just set this setting to -> None, and you'll likely be all set.


Martin