Jing will be retired soon, and you can learn more about this here
This error is typically seen in OSX 10.9 and 10.10
If you encounter this issue, please Exit Jing completely by hovering over the Jing Sun and then clicking on More >> Exit Jing
After that is done, open Safari (this must be done in Safari) and navigate to the following page: https://get2.adobe.com/flashplayer/
Using Safari please update flash player to the latest version and then restart the computer. Jing should be functioning without the above error afterward.