Froggy / Froggy Corp. wrote: > > > Alvaro Herrera wrote: > > > > Froggy / Froggy Corp. wrote: > > > Hello everyone, > > > > > > It is the second time i got this error message (sorry, its french, i > > > prefer to c/p this one than making a bad translation) : > > > > > > -------8<------------8<-----------8<----------- > > > > > > pg_dump: ERREUR: Impossible d'accéder au statut de la transaction > > > 892415538 > > > DETAIL: Impossible d'ouvrir le fichier > > > «/var/lib/postgresql/7.4/main/pg_clog/0353» : Aucun fichier ou > > > répertoire de ce type > > > > What files are there in main/pg_clog? > > 0000 to 0024 FWIW, I examined the bit pattern in the number 892415538, which is 110101001100010010111000110010, and taken as octets interpreted as ASCII chars, they look like this: 51.2 So my guess is that your table was corrupted by the filesystem or something like that. Did your system crash recently? My guess is that this is a filesystem problem, kernel bug or something like that. -- Alvaro Herrera http://www.CommandPrompt.com/ PostgreSQL Replication, Consulting, Custom Development, 24x7 support