Kong/insomnia · error · Error

Environment variable DEFAULT_APP_NAME is not set.

Error message

Environment variable DEFAULT_APP_NAME is not set.

What it means

Error "Environment variable DEFAULT_APP_NAME is not set." thrown in Kong/insomnia.

Source

Thrown at packages/insomnia-inso/src/util.ts:29

    case 'darwin': {
      return path.join(homedir(), 'Library', 'Application Support', app);
    }
    case 'win32': {
      return path.join(process.env.APPDATA || path.join(homedir(), 'AppData', 'Roaming'), app);
    }
    case 'linux': {
      return path.join(process.env.XDG_DATA_HOME || path.join(homedir(), '.config'), app);
    }
    default: {
      throw new Error('Unsupported platform');
    }
  }
}

export const getDefaultProductName = (): string => {
  const name = process.env.DEFAULT_APP_NAME;
  if (!name) {
    throw new Error('Environment variable DEFAULT_APP_NAME is not set.');
  }
  return name;
};

View on GitHub (pinned to d9bb2b0142)

When it happens

Trigger: Thrown at packages/insomnia-inso/src/util.ts:29 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/53defd7f982de3f5. Report an issue: GitHub.