PostgreSQL Error Reference

Every error, explained

SQLSTATE codes, condition names, root causes, diagnostic queries, and recovery steps — structured for engineers running PostgreSQL in production.

3908 errors documentedFree diagnostics on every pageAll PG versions covered

Showing 3432 of 3908 errors

54011 ERROR

tables can have at most 1600 columns — 54011

too_many_columns

PostgreSQL error "tables can have at most 1600 columns — 54011" (SQLSTATE 54011): what it means, common causes, and how to fix it.

Program Limit Exceeded
54023 ERROR

Too Many Arguments — SQLSTATE 54023

too_many_arguments

SQLSTATE 54023 (too_many_arguments): A hard internal limit was exceeded (columns, arguments, or statement size).

Program Limit Exceeded
54023 ERROR

too many arguments — 54023

too_many_arguments

PostgreSQL error "too many arguments" (SQLSTATE 54023, too_many_arguments): what it means, common causes, and how to fix it.

Program Limit Exceeded
54023 ERROR

aggregates cannot have more than n argument — 54023

too_many_arguments

PostgreSQL error "aggregates cannot have more than n argument" (SQLSTATE 54023, too_many_arguments): what it means, common causes, and how to fix it.

Program Limit Exceeded
54023 ERROR

functions cannot have more than n argument — 54023

too_many_arguments

PostgreSQL error "functions cannot have more than n argument" (SQLSTATE 54023, too_many_arguments): what it means, common causes, and how to fix it.

Program Limit Exceeded
54023 ERROR

cannot pass more than n argument to a procedure — 54023

too_many_arguments

PostgreSQL error "cannot pass more than n argument to a procedure" (SQLSTATE 54023, too_many_arguments): what it means, common causes, and how to fix it.

Program Limit Exceeded
54023 ERROR

cannot pass more than n argument to a function — 54023

too_many_arguments

PostgreSQL error "cannot pass more than n argument to a function" (SQLSTATE 54023, too_many_arguments): what it means, common causes, and how to fix it.

Program Limit Exceeded
54023 ERROR

GROUPING must have fewer than 32 arguments — 54023

too_many_arguments

PostgreSQL error "GROUPING must have fewer than 32 arguments" (SQLSTATE 54023, too_many_arguments): what it means, common causes, and how to fix it.

Program Limit Exceeded
54023 ERROR

procedures cannot have more than n argument — 54023

too_many_arguments

PostgreSQL error "procedures cannot have more than n argument" (SQLSTATE 54023, too_many_arguments): what it means, common causes, and how to fix it.

Program Limit Exceeded
55000 FATAL

invalid data in file “…” — 55000

object_not_in_prerequisite_state

PostgreSQL error "invalid data in file "…"" (SQLSTATE 55000, object_not_in_prerequisite_state): what it means, common causes, and how to fix it.

Object Not In Prerequisite State
55000 ERROR

cannot detach partition “…” — 55000

object_not_in_prerequisite_state

PostgreSQL error "cannot detach partition "…"" (SQLSTATE 55000, object_not_in_prerequisite_state): what it means, common causes, and how to fix it.

Object Not In Prerequisite State
55000 ERROR

access method “…” is not of type … — 55000

object_not_in_prerequisite_state

PostgreSQL error "access method "…" is not of type …" (SQLSTATE 55000, object_not_in_prerequisite_state): what it means, common causes, and how to fix it.

Object Not In Prerequisite State
55000 ERROR

Object Not In Prerequisite State — SQLSTATE 55000

object_not_in_prerequisite_state

The object is not in a state that permits the operation.

Object Not In Prerequisite State
55000 ERROR

cannot alter constraint “…” on relation “…” — 55000

object_not_in_prerequisite_state

PostgreSQL error "cannot alter constraint "…" on relation "…"" (SQLSTATE 55000, object_not_in_prerequisite_state): what it means, common causes, and how to fix it.

Object Not In Prerequisite State
55000 ERROR

… is not a member of extension “…” — 55000

object_not_in_prerequisite_state

PostgreSQL error "… is not a member of extension "…"" (SQLSTATE 55000, object_not_in_prerequisite_state): what it means, common causes, and how to fix it.

Object Not In Prerequisite State
55000 ERROR

materialized view “…” has not been populated — 55000

object_not_in_prerequisite_state

PostgreSQL error "materialized view "…" has not been populated" (SQLSTATE 55000): what it means, common causes, and how to fix it.

Object Not In Prerequisite State
55000 ERROR

recovery is not in progress — 55000

object_not_in_prerequisite_state

PostgreSQL error "recovery is not in progress" (SQLSTATE 55000, object_not_in_prerequisite_state): what it means, common causes, and how to fix it.

Object Not In Prerequisite State
55000 ERROR

cannot complete detaching partition “…” — 55000

object_not_in_prerequisite_state

PostgreSQL error "cannot complete detaching partition "…"" (SQLSTATE 55000, object_not_in_prerequisite_state): what it means, common causes, and how to fix it.

Object Not In Prerequisite State
55000 ERROR

publication “…” is defined as FOR ALL TABLES — 55000

object_not_in_prerequisite_state

PostgreSQL error "publication "…" is defined as FOR ALL TABLES" (SQLSTATE 55000, object_not_in_prerequisite_state): what it means, common causes, and how to fix it.

Object Not In Prerequisite State
55000 ERROR

cannot change table “…” to unlogged because it is part of a publica… — 55000

object_not_in_prerequisite_state

PostgreSQL error "cannot change table "…" to unlogged because it is part of a publication" (SQLSTATE 55000, object_not_in_prerequisite_state): what it means, common causes, and how to fix it.

Object Not In Prerequisite State
55000 ERROR

cannot attach index “…” as a partition of index “…” — 55000

object_not_in_prerequisite_state

PostgreSQL error "cannot attach index "…" as a partition of index "…"" (SQLSTATE 55000, object_not_in_prerequisite_state): what it means, common causes, and how to fix it.

Object Not In Prerequisite State
55000 ERROR

replication slot “…” cannot be advanced — 55000

object_not_in_prerequisite_state

PostgreSQL error "replication slot "…" cannot be advanced" (SQLSTATE 55000, object_not_in_prerequisite_state): what it means, common causes, and how to fix it.

Object Not In Prerequisite State
55000 ERROR

database system identifier differs between the primary and standby — 55000

object_not_in_prerequisite_state

PostgreSQL error "database system identifier differs between the primary and standby" (SQLSTATE 55000, object_not_in_prerequisite_state): what it means, common causes, and how to fix it.

Object Not In Prerequisite State
55000 ERROR

could not import the requested snapshot — 55000

object_not_in_prerequisite_state

PostgreSQL error "could not import the requested snapshot" (SQLSTATE 55000, object_not_in_prerequisite_state): what it means, common causes, and how to fix it.

Object Not In Prerequisite State