microsoft/playwright · error · Error

Arguments can not specify page to be opened

Error message

Arguments can not specify page to be opened

What it means

Error "Arguments can not specify page to be opened" thrown in microsoft/playwright.

Source

Thrown at packages/playwright-core/src/server/bidi/bidiChromium.ts:113

      chromeArguments.push('about:blank');
    else
      chromeArguments.push('--no-startup-window');
    return chromeArguments;
  }

  override async waitForReadyState(options: types.LaunchOptions, browserLogsCollector: RecentLogsCollector): Promise<{ wsEndpoint?: string }> {
    return waitForReadyState({ ...options, args: ['--remote-debugging-port=0'] }, browserLogsCollector);
  }

  private _innerDefaultArgs(options: types.LaunchOptions): string[] {
    const { args = [] } = options;
    const userDataDirArg = args.find(arg => arg.startsWith('--user-data-dir'));
    if (userDataDirArg)
      throw this._createUserDataDirArgMisuseError('--user-data-dir');
    if (args.find(arg => arg.startsWith('--remote-debugging-pipe')))
      throw new Error('Playwright manages remote debugging connection itself.');
    if (args.find(arg => !arg.startsWith('-')))
      throw new Error('Arguments can not specify page to be opened');
    const chromeArguments = [...chromiumSwitches()];

    if (os.platform() === 'darwin') {
      // See https://issues.chromium.org/issues/40277080
      chromeArguments.push('--enable-unsafe-swiftshader');
    }

    if (options.headless) {
      chromeArguments.push('--headless');

      chromeArguments.push(
          '--hide-scrollbars',
          '--mute-audio',
          '--blink-settings=primaryHoverType=2,availableHoverTypes=2,primaryPointerType=4,availablePointerTypes=4',
      );
    }
    if (options.chromiumSandbox !== true)
      chromeArguments.push('--no-sandbox');

View on GitHub (pinned to c8fc3bf8d3)

When it happens

Trigger: Thrown at packages/playwright-core/src/server/bidi/bidiChromium.ts:113 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of microsoft/playwright@c8fc3bf8d3 (2026-08-12). Data as JSON: /api/errors/8ef5c9aa23484c0c. Report an issue: GitHub.