garrytan/gstack · error · CookieImportError

not_supported

not_supported

Error message

CDP extraction is only needed on Windows

What it means

Error "CDP extraction is only needed on Windows" thrown in garrytan/gstack.

Source

Thrown at browse/src/cookie-import-browser.ts:806

}

/**
 * Extract cookies via Chrome DevTools Protocol. Launches Chrome headless with
 * remote debugging on the user's real profile directory. Requires Chrome to be
 * closed first (profile lock).
 *
 * v20 App-Bound Encryption binds decryption keys to the original user-data-dir
 * path, so a temp copy of the profile won't work — Chrome silently discards
 * cookies it can't decrypt. We must use the real profile.
 */
export async function importCookiesViaCdp(
  browserName: string,
  domains: string[],
  profile = 'Default',
): Promise<ImportResult> {
  if (domains.length === 0) return { cookies: [], count: 0, failed: 0, domainCounts: {} };
  if (process.platform !== 'win32') {
    throw new CookieImportError('CDP extraction is only needed on Windows', 'not_supported');
  }

  const browser = resolveBrowser(browserName);
  const exePath = findBrowserExe(browser.name);
  if (!exePath) {
    throw new CookieImportError(
      `Cannot find ${browser.name} executable. Install it or use /connect-chrome.`,
      'not_installed',
    );
  }

  if (await isBrowserRunning(browser.name)) {
    throw new CookieImportError(
      `${browser.name} is running. Close it first so we can launch headless with your profile, or use /connect-chrome to control your real browser directly.`,
      'browser_running',
      'retry',
    );
  }

View on GitHub (pinned to 94993f7401)

When it happens

Trigger: Thrown at browse/src/cookie-import-browser.ts:806 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of garrytan/gstack@94993f7401 (2026-08-12). Data as JSON: /api/errors/e9b3037e16852166. Report an issue: GitHub.