Kong/insomnia · error · Error

Failed to read response body from filesystem

Error message

Failed to read response body from filesystem

What it means

Error "Failed to read response body from filesystem" thrown in Kong/insomnia.

Source

Thrown at packages/insomnia/src/ui/components/panes/response-pane-utils.ts:62

      bodyCompression: activeResponse.bodyCompression === 'zip' ? 'zip' : null,
    });
    return;
  }

  let bodyBuffer = activeResponse.bodyBuffer ?? null;

  if (!bodyBuffer && getBodyBuffer) {
    const diskBodyBuffer = await getBodyBuffer();
    if (typeof diskBodyBuffer === 'string') {
      throw new TypeError(diskBodyBuffer);
    }
    if (diskBodyBuffer) {
      bodyBuffer = diskBodyBuffer;
    }
  }

  if (!bodyBuffer && activeResponse.bodyPath) {
    throw new Error('Failed to read response body from filesystem');
  }

  if (prettify && contentType.includes('json')) {
    await window.main.writeFile({
      path: outputPath,
      content: jsonPrettify(bodyBufferToUtf8(bodyBuffer)) || '',
    });
    return;
  }
  await window.main.writeFile({ path: outputPath, content: bodyBuffer ?? new Uint8Array(0) });
}

View on GitHub (pinned to d9bb2b0142)

When it happens

Trigger: Thrown at packages/insomnia/src/ui/components/panes/response-pane-utils.ts:62 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of Kong/insomnia@d9bb2b0142 (2026-08-26). Data as JSON: /api/errors/6d63a5083770360a. Report an issue: GitHub.