If you're trying to automatically add share buttons to Joomla articles or K2 items, please ensure you've properly set up the content plugin with the steps
detailed here
. If you're using the content plugin but are still having problems after following that guide, please let us know.
If you're trying to insert the like buttons differently, such as with the modules or easy-tags, we'll need more details such as the specific page having the problem and how you've configured the module and/or tag.
Let us know.