Thunderbird does not use the "stand-alone" movemail. And since, for very good security reasons!, thunderbird is not set-group-id mail there is no way that an internal 'movemail' could work given the permissions given above.
Thunderbird does not use the "stand-alone" movemail. And since, for very good security reasons!, thunderbird is not set-group-id mail there is no way that an internal 'movemail' could work given the permissions given above.