Melvin Davidson wrote:

> <stdin>:105: loading of file /usr/local/pgsql/share//xxid.v74.sql:
> PGRES_FATAL_ERROR ERROR:  current transaction is aborted, commands
> ignored until end of transaction block
> ERROR:  current transaction is aborted, commands ignored until end of
> transaction block

I have a similar problem; do you have different versions of slony on
master vs slave?