Unable to upgrade to any version after 1.32.8.7639

[Radiation_King]

After several days of ripping my hair out I finally found a solution detailed here:

https://forums.plex.tv/t/upgrade-to-1-40-0-7998-causes-error/869556/38

and here:

https://forums.plex.tv/t/no-such-column-metadata-items-slug-errors-in-console-after-upgrade-to/870994/3

After running the command below the server was able to migrate its database successfully.