Re: accent \lheel

> In version 2.26.0 \lheel is always displayed below the note even with
> ^\lheel, \rheel works fine.
> In 2.24.4 \lheel is displayed  correctly.

Not a bug.

First of all, you should read what has changed in version 2.26:

  https://lilypond.org/doc/v2.26/Documentation/changes-big-page.html

Look for `\lheel` and friends.

Then, you should run `convert-ly` on your input file; it will give you
a message how to proceed.


    Werner