[OS X Emacs] New problem with MELPA on Aquamacs (Win Treese)

[Robert Goldman]

>
> From: Win Treese <treese at acm.org>
> To: Emacs on Mac OS X Mailing List <macosx-emacs at email.esm.psu.edu>
> Subject: Re: [OS X Emacs] New problem with MELPA on Aquamacs
> Message-ID: <2FE93F3F-D9B9-43A2-91F6-7F41511A6586 at acm.org>
> Content-Type: text/plain;	charset=utf-8
>
>
>
>> On Jan 4, 2021, at 11:59 AM, Robert Goldman <rpgoldman at sift.info> 
>> wrote:
>>
>> I tried to install the MELPA package conda, version 20200818.1614. 
>> This failed, and I see this in *Messages*:
>>
>> package-install-from-archive: 
>> https://melpa.org/packages/f-20191110.1357.el: Bad Request
>
> Hi, Robert. This looks pretty mysterious, and I think the following 
> will correct it:
>
> (setq gnutls-algorithm-priority "NORMAL:-VERS-TLS1.3?)
>
> This has to do with how the SSL/TLS protocol is negotiated between 
> Aquamacs using GNUtls and the MELPA server, and it shows up as a ?Bad 
> request? error.
>
> If anyone is interested, if you set url-debug to t, it tells you a lot 
> about what is going on under the covers for web requests, although it 
> doesn?t by itself tell you enough to figure out the TLS thing.
>
> Aquamacs 3.6 will have this set by default.
>

Thanks, Win! That solved my problem.  Note for the rest of the list that 
somewhere on the email chain garbled the above, so that the close quote 
got changed into a question mark.

Best,
R