Play: Whiteboard Tower Defense

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Did you lose an achievement? Take a screenshot first and report the missing achievement.

Check the hints below to get connected with the community and save your progress in thousands of games.

Did you log into Kongregate in another browser? That would make the session in this browser stale.

Did you lose an achievement? Take a screenshot first and report the missing achievement.

Check the hints below to get connected with the community and track achievements in thousands of games.

Check your security settings Connection issues are typically caused by security settings on your network or computer. Check that your firewall or router has port 5222 open and allowing traffic. If you are on a school or office network, you may need to contact your network administrator to make the necessary changes.

Is your version of Flash current? Some old versions of Flash don't work well with our new chat application. You can go to http://get.adobe.com/flashplayer/ to get the newest version.

Ad blockers and browser plug ins Ad blocker programs like AdBlock Plus, proxy software and a variety of other browser add-ons can prevent users from connecting to chat. Please try disabling any third party browser plugins you have have, then refresh the page.

Try again in a few minutes Sometimes the internet is just not happy. We might have restarted our chat server, or there might be a temporary problem that will resolve itself soon. You can try refreshing the page in a couple minutes - or contact our support team for more help if the problem continues.

Did you lose an achievement? Take a screenshot first and report the missing achievement.