Re: Ubuntu Upgrade from 18.04 to 20.04 failed due to Postgres/Postgis package on removal blacklist.

On 11/9/21 10:23 AM, Bo Guo wrote:
>
> Hello Community!
>
> One of my Postgresql servers has been over the years through "in-place"
> update for last 6 years or so.  Currently stands at 18.04 w/
> Postgres-12-Postgis 3.1, the server went through multiple version os
> Ubuntu and PostgreSQL .
>
> I am trying to upgrade Ubuntu to 20.04 first before upgrading PostgreSQL,
> but failed with OS upgrade.  Here are the last few lines in
> /var/log/dist-upgrade/main.log after failed upgrade:
>
> 2021-11-09 08:35:50,044 DEBUG blacklist expr '^postgresql-.*[0-9][0-9].*' matches 'postgresql-12-postgis-3'
> 2021-11-09 08:35:50,044 DEBUG The package 'postgresql-12-postgis-3' is marked for removal but it's in the removal blacklist
> 2021-11-09 08:35:50,053 ERROR Dist-upgrade failed: 'The package 'postgresql-12-postgis-3' is marked for removal but it is in the removal blacklist.'
> 2021-11-09 08:35:50,055 DEBUG abort called
>
> The offending package  'postgresql-12-postgis-3' corresponds my current
> Postgresql version.  Should I remove the package and proceed with OS
> upgrade?  I am at a loss...
>

What repository did you install it from?

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