For the best user experience it is important to keep Adobe InCopy updated. Adobe releases bug fixes, enhancements and improvements in the form of updates periodically which can solve many issues experienced by users.
These are not automatically installed and depending on your preferences you may or may not be made aware of them. If you are unsure if you have the latest version of your application you can manually check for updates by choosing the "Updates..." option found beneath the "Help" menu in InCopy.
The current version of InCopy CS6 is 8.1. If you are unsure which version you have please see the article found here.