---
layout: global
title: INVALID_FORMAT error class
displayTitle: INVALID_FORMAT error class
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---

[SQLSTATE: 42601](sql-error-conditions-sqlstates.html#class-42-syntax-error-or-access-rule-violation)

The format is invalid: `<format>`.

This error class has the following derived error classes:

## CONT_THOUSANDS_SEPS

Thousands separators (, or G) must have digits in between them in the number format.

## CUR_MUST_BEFORE_DEC

Currency characters must appear before any decimal point in the number format.

## CUR_MUST_BEFORE_DIGIT

Currency characters must appear before digits in the number format.

## EMPTY

The number format string cannot be empty.

## ESC_AT_THE_END

The escape character is not allowed to end with.

## ESC_IN_THE_MIDDLE

The escape character is not allowed to precede `<char>`.

## THOUSANDS_SEPS_MUST_BEFORE_DEC

Thousands separators (, or G) may not appear after the decimal point in the number format.

## UNEXPECTED_TOKEN

Found the unexpected `<token>` in the format string; the structure of the format string must match: `[MI|S]` `[$]` `[0|9|G|,]*` `[.|D]` `[0|9]*` `[$]` `[PR|MI|S]`.

## WRONG_NUM_DIGIT

The format string requires at least one number digit.

## WRONG_NUM_TOKEN

At most one `<token>` is allowed in the number format.


