pg-restore

pg_dump and pg_restore: input file does not appear to be a valid archive

I have used pg_dump on one machine and copied result file to another, where I tried to restore it. I believe schema is the same. However, I get: pg_restore: [archiver] input file does not appear to be a valid archive I have done following operations: pg_dump -a -f db.txt dbname and: pg_restore -a -d dbname db.txt What might be w...