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 3408 of 3908 errors

54000 ERROR

database is not accepting commands that generate new MultiXactIds t… — 54000

program_limit_exceeded

PostgreSQL error "database is not accepting commands that generate new MultiXactIds to avoid wraparound data loss in database "…"" (SQLSTATE 54000, program_limit_exceeded): what it means, common causes, and how to fix it.

Program Limit Exceeded
54000 ERROR

database is not accepting commands that generate new MultiXactIds t… — 54000

program_limit_exceeded

PostgreSQL error "database is not accepting commands that generate new MultiXactIds to avoid wraparound data loss in database with OID n" (SQLSTATE 54000, program_limit_exceeded): what it means, common causes, and how to fix it.

Program Limit Exceeded
54000 ERROR

database is not accepting commands that assign new MultiXactIds to… — 54000

program_limit_exceeded

PostgreSQL error "database is not accepting commands that assign new MultiXactIds to avoid wraparound data loss in database "…"" (SQLSTATE 54000, program_limit_exceeded): what it means, common causes, and how to fix it.

Program Limit Exceeded
54000 ERROR

database is not accepting commands that assign new MultiXactIds to… — 54000

program_limit_exceeded

PostgreSQL error "database is not accepting commands that assign new MultiXactIds to avoid wraparound data loss in database with OID n" (SQLSTATE 54000, program_limit_exceeded): what it means, common causes, and how to fix it.

Program Limit Exceeded
54000 ERROR

database is not accepting commands that assign new transaction IDs… — 54000

program_limit_exceeded

PostgreSQL error "database is not accepting commands that assign new transaction IDs to avoid wraparound data loss in database "…"" (SQLSTATE 54000, program_limit_exceeded): what it means, common causes, and how to fix it.

Program Limit Exceeded
54000 ERROR

database is not accepting commands that assign new transaction IDs… — 54000

program_limit_exceeded

PostgreSQL error "database is not accepting commands that assign new transaction IDs to avoid wraparound data loss in database with OID n" (SQLSTATE 54000, program_limit_exceeded): what it means, common causes, and how to fix it.

Program Limit Exceeded
54000 ERROR

number of array scan keys left by preprocessing (n) exceeds the max… — 54000

program_limit_exceeded

PostgreSQL error "number of array scan keys left by preprocessing (n) exceeds the maximum allowed by parallel btree index scans (n)" (SQLSTATE 54000, program_limit_exceeded): what it means, common causes, and how to fix it.

Program Limit Exceeded
54000 ERROR

index row size N exceeds maximum N for index “…” — 54000

program_limit_exceeded

PostgreSQL error "index row size N exceeds maximum N for index … — 54000" (SQLSTATE 54000): what it means, common causes, and how to fix it.

Program Limit Exceeded
54001 ERROR

Statement Too Complex — SQLSTATE 54001

statement_too_complex

The statement is too complex to process.

Program Limit Exceeded
54001 ERROR

stack depth limit exceeded — 54001

statement_too_complex

PostgreSQL error "stack depth limit exceeded" (SQLSTATE 54001): what it means, common causes, and how to fix it.

Program Limit Exceeded
54001 ERROR

too many grouping sets present (maximum 4096) — 54001

statement_too_complex

PostgreSQL error "too many grouping sets present (maximum 4096)" (SQLSTATE 54001, statement_too_complex): what it means, common causes, and how to fix it.

Program Limit Exceeded
54001 ERROR

stack depth limit exceeded — 54001

statement_too_complex

PostgreSQL error "stack depth limit exceeded — 54001" (SQLSTATE 54001): what it means, common causes, and how to fix it.

Program Limit Exceeded
54011 ERROR

Too Many Columns — SQLSTATE 54011

too_many_columns

A table or result has too many columns.

Program Limit Exceeded
54011 ERROR

number of columns (n) exceeds limit (n) — 54011

too_many_columns

PostgreSQL error "number of columns (n) exceeds limit (n)" (SQLSTATE 54011, too_many_columns): what it means, common causes, and how to fix it.

Program Limit Exceeded
54011 ERROR

number of index columns (n) exceeds limit (n) — 54011

too_many_columns

PostgreSQL error "number of index columns (n) exceeds limit (n)" (SQLSTATE 54011, too_many_columns): what it means, common causes, and how to fix it.

Program Limit Exceeded
54011 ERROR

tables can have at most n columns — 54011

too_many_columns

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

Program Limit Exceeded
54011 ERROR

cannot use more than n columns in an index — 54011

too_many_columns

PostgreSQL error "cannot use more than n columns in an index" (SQLSTATE 54011, too_many_columns): what it means, common causes, and how to fix it.

Program Limit Exceeded
54011 ERROR

cannot have more than n columns in statistics — 54011

too_many_columns

PostgreSQL error "cannot have more than n columns in statistics" (SQLSTATE 54011, too_many_columns): what it means, common causes, and how to fix it.

Program Limit Exceeded
54011 ERROR

cannot partition using more than n columns — 54011

too_many_columns

PostgreSQL error "cannot partition using more than n columns" (SQLSTATE 54011, too_many_columns): what it means, common causes, and how to fix it.

Program Limit Exceeded
54011 ERROR

cannot have more than n keys in a foreign key — 54011

too_many_columns

PostgreSQL error "cannot have more than n keys in a foreign key" (SQLSTATE 54011, too_many_columns): what it means, common causes, and how to fix it.

Program Limit Exceeded
54011 ERROR

CUBE is limited to 12 elements — 54011

too_many_columns

PostgreSQL error "CUBE is limited to 12 elements" (SQLSTATE 54011, too_many_columns): what it means, common causes, and how to fix it.

Program Limit Exceeded
54011 ERROR

ROW expressions can have at most n entries — 54011

too_many_columns

PostgreSQL error "ROW expressions can have at most n entries" (SQLSTATE 54011, too_many_columns): what it means, common causes, and how to fix it.

Program Limit Exceeded
54011 ERROR

column definition lists can have at most n entries — 54011

too_many_columns

PostgreSQL error "column definition lists can have at most n entries" (SQLSTATE 54011, too_many_columns): what it means, common causes, and how to fix it.

Program Limit Exceeded
54011 ERROR

functions in FROM can return at most n columns — 54011

too_many_columns

PostgreSQL error "functions in FROM can return at most n columns" (SQLSTATE 54011, too_many_columns): what it means, common causes, and how to fix it.

Program Limit Exceeded