You need to use the forum https://musescore.org/en/forum/6 to ask for help. This is for reporting confirmed bugs or feature requests only.
It is best to always attach your score and tells us which measure the problem is occurring in.
I will take a wild guess and tell you that the notes not affected by the arpeggio are not in the same voice as the arpeggio. There is a work around for this, but I will not get into it here.
Closed due to lack of information and inability to reproduce. Please report, with precise steps to reproduce, in a new thread if this still troubles you in the latest version (3.4.2).
Comments
You need to use the forum https://musescore.org/en/forum/6 to ask for help. This is for reporting confirmed bugs or feature requests only.
It is best to always attach your score and tells us which measure the problem is occurring in.
I will take a wild guess and tell you that the notes not affected by the arpeggio are not in the same voice as the arpeggio. There is a work around for this, but I will not get into it here.
Closed due to lack of information and inability to reproduce. Please report, with precise steps to reproduce, in a new thread if this still troubles you in the latest version (3.4.2).