> Am 03.12.2020 um 14:29 schrieb Hans Åberg <[email protected]>:
>
>>
>> On 3 Dec 2020, at 11:36, Thomas Scharkowski <[email protected]>
>> wrote:
>>
>>> Am 02.12.2020 um 18:54 schrieb Hans Åberg <[email protected]>:
>>>
>>>
>>>> On 2 Dec 2020, at 18:30, Thomas Scharkowski <[email protected]>
>>>> wrote:
>>>>
>>>> I have just tried - does not install on Catalina, macOs 11 required.
>>>
>>> Good to know. The other way around worked, though one cannot be sure the
>>> installed program is fully correct.
>>>
>>>
>> One addition:
>>
>> The LilyPond 2.21.81 works on Catalina when installed through MacPorts (as
>> expected).
>
> If you can run directly from MacPorts, that is better, as it is regularly
> updated. I found though MacOS 11 more stable than 10.15, but make a backup
> before upgrading: The first release deleted the Sent messages in Mail, but
> hopefully fixed by now.
>
> Also, to update the command-line tools, I had to remove them [1] and then do
> 'xcode-select --install', otherwise the SDKs in
> /Library/Developer/CommandLineTools are not updated.
>
> 1.
> https://developer.apple.com/library/archive/technotes/tn2339/_index.html#//apple_ref/doc/uid/DTS40014588-CH1-HOW_CAN_I_UNINSTALL_THE_COMMAND_LINE_TOOLS_
Unfortunately my iMac (late 2013) is too old for macOS 11.
