JSON error reference
JSON error reference
Find the parser message you received, understand the exact syntax problem, and open a matching broken example in JSON Repair.
Unexpected token in JSON
The parser found a character that is not valid at the current position.
Learn moreTrailing comma in JSON
Strict JSON does not allow a comma after the final property or array item.
Learn moreUnexpected end of JSON input
The parser reached the end of the text while it was still expecting another value or closing character.
Learn moreJSON property names must use double quotes
Every JSON object property name must be enclosed in double quotation marks.
Learn moreInvalid escape character in JSON string
A backslash inside a JSON string must begin a supported escape sequence.
Learn more