When you debug an Adobe Flash Builder project in the Google Chrome browser, Flash Player returns the following error on a breakpoint:

Unresponsive plug-in warning


To continue debugging with the Chrome browser, click No. Click No once per debugging session if you exceed the timeout limit (30 seconds).

Advanced users

To prevent the Chrome browser from displaying this message, follow these steps:


  1. Right-click the shortcut that you use to open Chrome, and select Properties from the pop-up menu.
  2. In the Google Chrome Properties dialog, click the Shortcut tab and append the following value in the Target field: 

    Note: When you append the value in the Target field, ensure that you add a space between chrome.exe and --disable-hang-monitor as follows:

    Google Chrome Properties dialog
  3. Close all instances of the Chrome browser, and restart Chrome.

Mac OS

  1. Open Terminal.
  2. Launch Chrome from the Terminal by appending the --disable-hang-monitor value as follows:

    open –a /Applications/Google\ --args --disable-hang-monitor


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