The following bug has been logged on the website:
Bug reference: 7590
Logged by: Jan Vodička
Email address: hrtlik(at)gmail(dot)com
PostgreSQL version: 9.2.1
Operating system: Windows 8
Description:
"pg_dump -Z1 my_db > backup" always make corrupted package.
When I try it on postgres database which created from installation: "pg_dump
postgres > backup" it is ok.
I can reproduce it everytime.