Kong/insomnia · error · Error

Invalid JSONPath query: ${sanitizedFilter}

Error message

Invalid JSONPath query: ${sanitizedFilter}

What it means

Error "Invalid JSONPath query: ${sanitizedFilter}" thrown in Kong/insomnia.

Source

Thrown at packages/insomnia/src/common/templating/local-template-tags.ts:725

            let bodyJSON;
            let results;

            try {
              // Using JSONBig instead of JSON.parse because JSON can contain numbers larger than those representable by
              // IEEE 754 and cause them to be rounded or transformed into scientific notation. Interpreting them as
              // strings in the context of this tag allows for predictable piping from response to request.
              bodyJSON = JSONBigStringParser.parse(body) as null | boolean | number | string | object | unknown[];
            } catch (err) {
              throw new Error(`Invalid JSON: ${err.message}`);
            }

            try {
              results = await JSONPath({ json: bodyJSON, path: sanitizedFilter });
              if (!Array.isArray(results)) {
                results = [results];
              }
            } catch {
              throw new Error(`Invalid JSONPath query: ${sanitizedFilter}`);
            }

            if (results.length === 0) {
              throw new Error(`Returned no results: ${sanitizedFilter}`);
            }

            if (results.length > 1) {
              return JSON.stringify(results);
            }

            if (typeof results[0] !== 'string') {
              return JSON.stringify(results[0]);
            }
            return results[0];
          }
          const DOMParser = (await import('@xmldom/xmldom')).DOMParser;
          const document = new DOMParser().parseFromString(body, 'text/xml');
          if (sanitizedFilter === undefined) {

View on GitHub (pinned to d9bb2b0142)

When it happens

Trigger: Thrown at packages/insomnia/src/common/templating/local-template-tags.ts:725 when the library encounters an invalid state.

Common situations: See trigger scenarios.

Understand the failure class

• Parsing and encoding errors: unexpected token, malformed input — why parsers reject input and how to find the real culprit.

AI-assisted analysis of Kong/insomnia@d9bb2b0142 (2026-08-26). Data as JSON: /api/errors/fb20778819914aef. Report an issue: GitHub.