Re: Lilypond 2.20 on Mac 10.15

[Hans Åberg]

> On 26 Mar 2020, at 12:57, Moritz Heffter <address@hidden> wrote:
> 
> BTW, /opt is in read-only mode. I’m not able to remove it.

One may have to give the Terminal app permissions, which I did in the past, but 
it is not there now, so it may or may not be required.

https://osxdaily.com/2018/10/09/fix-operation-not-permitted-terminal-error-macos/