Kong/insomnia · error

Unknown server request response type: ${type}

Error message

Unknown server request response type: ${type}

What it means

Error "Unknown server request response type: ${type}" thrown in Kong/insomnia.

Source

Thrown at packages/insomnia/src/main/mcp/client-requests.ts:225

  const context = getReadyActiveMcpConnectionContext(requestId);
  if (!context) {
    return;
  }
  const { mcpServerSamplingRequests } = context;
  if (mcpServerSamplingRequests) {
    const serverRequestResolver = mcpServerSamplingRequests.get(serverRequestId);
    if (serverRequestResolver) {
      switch (options.type) {
        case 'approve': {
          serverRequestResolver.resolve(options.result);
          break;
        }
        case 'reject': {
          serverRequestResolver.reject(new Error(options.reason || 'User rejected the sampling request'));
          break;
        }
        default: {
          throw new Error(`Unknown server request response type: ${type}`);
        }
      }
      mcpServerSamplingRequests.delete(serverRequestId);
    }
  }
};

View on GitHub (pinned to d9bb2b0142)

When it happens

Trigger: Thrown at packages/insomnia/src/main/mcp/client-requests.ts:225 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/e90f25485f228b16. Report an issue: GitHub.