Are you trying to start slony for both nodes on the slave and on the
master at the same time?  Cause that won't work.

On Wed, May 30, 2012 at 3:08 PM, Glen Eustace <geustace at godzone.net.nz> wrote:
> I recently upgraded both postgresql and slony in my environment and since doing so have been unable to get replication to start.
>
> I am running pg 9.1.3 and slony 2.1.1
>
> The error I get is