title: PostgreSQL 8.2 unsupported version (1.11) in file header message to do backup restore
body: <p>I'm trying to restore a backup in postgreSQL pgAdmin and I get the following error message:</p>
  
  <p>C:\Program Files\PostgreSQL\8.2\bin\pg_restore.exe -i -h localhost -p 5432 -U postgres -d gsan_comercial -v "C:\Users\usr\Desktop\GSAN\Data Base\gsan_comercial_pmss.backup"
  pg_restore: [archiver] unsupported version (1.11) in file header</p>
  
  <p>Process returned exit code 1.</p>
  
  <p>I can not find the reason for this.</p>
  
  <p>Tks</p>