roland(dot)otta(at)hotmail(dot)com writes:
> PostgreSQL version: 9.3.1
> When trying to dump a database, or when creating some queries (like select
> count(*) from table;) we get the following error:
> 2015-10-28 06:50:45.313 GMT @ 51639 ERROR: could not access status of
> transaction 67976792
Please update to current (9.3.10). This sounds an awful lot like problems
that were fixed in later 9.3.x updates.
regards, tom lane