[horde] Encrypted notes cannot be decrypted

[Andreas Mauser]

----- Nachricht von Andreas Mauser <andreas at mauser.info> ---------
   Datum: Mon, 24 May 2021 10:23:58 +0200
     Von: Andreas Mauser <andreas at mauser.info>
Betreff: Re: [horde] Encrypted notes cannot be decrypted
      An: horde at lists.horde.org


> Hi Jens,
>
> ----- Nachricht von Jens Wahnes <wahnes at uni-koeln.de> ---------
>   Datum: Sun, 23 May 2021 23:15:33 +0200
>     Von: Jens Wahnes <wahnes at uni-koeln.de>
> Betreff: Re: [horde] Encrypted notes cannot be decrypted
>      An: horde at lists.horde.org
>
>
>> Andreas Mauser wrote:
>>> after I moved my webserver to a new hardware I am not able to open  
>>> my encrypted mnemo-notes anymore.
>>
>> Did you check that gpg is installed on the new server? Maybe its  
>> location needs to be configured using Horde's
>> $conf['gnupg']['path']
>> setting. Or this setting might refer to a path that is not  
>> available on the newer server.
>
> This has set up and is the right path.
>
>> Also, when moving to a newer server, this might mean that you moved  
>> from gpg version 1 to version 2, so this could also be causing  
>> trouble. If that's the case, you might try to install a "gnupg1"  
>> package (at least that's the name used in Redhat based distros) and  
>> then point Horde's gnupg path setting to the respective binary,  
>> e.g. /bin/gpg1
>
> I installed gnupg, gnupg1 and gnupg2, tried all 3 but no success.

I am also not able to encrypt new notes, where this appears in the horde.log:

A fatal error has occurred:
The message could not be encrypted with PGP.

Am I missing some pear modules?