Every error, explained
SQLSTATE codes, condition names, root causes, diagnostic queries, and recovery steps — structured for engineers running PostgreSQL in production.
Showing 3504 of 3549 errors
XX001
ERROR
unexpected chunk size n (expected n) in chunk n of n for toast valu… — XX001
data_corrupted
PostgreSQL error "unexpected chunk size n (expected n) in chunk n of n for toast value n in …" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
ERROR
missing chunk number n for toast value n in … — XX001
data_corrupted
PostgreSQL error "missing chunk number n for toast value n in …" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
ERROR
MultiXact n has invalid next offset — XX001
data_corrupted
PostgreSQL error "MultiXact n has invalid next offset" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
ERROR
incorrect size of file “…”: n byte — XX001
data_corrupted
PostgreSQL error "incorrect size of file "…": n byte" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
ERROR
incorrect alignment of CRC offset for file “…” — XX001
data_corrupted
PostgreSQL error "incorrect alignment of CRC offset for file "…"" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
ERROR
invalid magic number stored in file “…” — XX001
data_corrupted
PostgreSQL error "invalid magic number stored in file "…"" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
ERROR
invalid size stored in file “…” — XX001
data_corrupted
PostgreSQL error "invalid size stored in file "…"" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
ERROR
calculated CRC checksum does not match value stored in file “…” — XX001
data_corrupted
PostgreSQL error "calculated CRC checksum does not match value stored in file "…"" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
PANIC
could not read file “…”: read n of …u — XX001
data_corrupted
PostgreSQL error "could not read file "…": read n of …u" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
FATAL
control file contains invalid checkpoint location — XX001
data_corrupted
PostgreSQL error "control file contains invalid checkpoint location" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
FATAL
control file contains invalid database cluster state — XX001
data_corrupted
PostgreSQL error "control file contains invalid database cluster state" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
PANIC
space reserved for WAL record does not match what was written — XX001
data_corrupted
PostgreSQL error "space reserved for WAL record does not match what was written" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
ERROR
checksum verification failure during base backup — XX001
data_corrupted
PostgreSQL error "checksum verification failure during base backup" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
PANIC
replication slot file “…” has wrong magic number: n instead of n — XX001
data_corrupted
PostgreSQL error "replication slot file "…" has wrong magic number: n instead of n" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
PANIC
replication slot file “…” has unsupported version n — XX001
data_corrupted
PostgreSQL error "replication slot file "…" has unsupported version n" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
PANIC
replication slot file “…” has corrupted length n — XX001
data_corrupted
PostgreSQL error "replication slot file "…" has corrupted length n" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
PANIC
replication slot checkpoint has wrong checksum n, expected n — XX001
data_corrupted
PostgreSQL error "replication slot checkpoint has wrong checksum n, expected n" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
ERROR
snapbuild state file “…” has wrong magic number: n instead of n — XX001
data_corrupted
PostgreSQL error "snapbuild state file "…" has wrong magic number: n instead of n" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
ERROR
snapbuild state file “…” has unsupported version: n instead of n — XX001
data_corrupted
PostgreSQL error "snapbuild state file "…" has unsupported version: n instead of n" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
ERROR
checksum mismatch for snapbuild state file “…”: is n, should be n — XX001
data_corrupted
PostgreSQL error "checksum mismatch for snapbuild state file "…": is n, should be n" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
ERROR
pg_largeobject entry for OID n, page n has invalid data field size n — XX001
data_corrupted
PostgreSQL error "pg_largeobject entry for OID n, page n has invalid data field size n" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
PANIC
corrupted page pointers: lower = n, upper = n, special = n — XX001
data_corrupted
PostgreSQL error "corrupted page pointers: lower = n, upper = n, special = n" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
ERROR
corrupted line pointer: n — XX001
data_corrupted
PostgreSQL error "corrupted line pointer: n" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.
XX001
ERROR
corrupted line pointer: offset = n, size = n — XX001
data_corrupted
PostgreSQL error "corrupted line pointer: offset = n, size = n" (SQLSTATE XX001, data_corrupted): what it means, common causes, and how to fix it.