HTML Guide
An open tag has not been properly closed.
Related W3C validator issues
A <span> tag has not been closed. Example:
<p><span>I'm forgetting something</p>
<p>Life goes on</p>An open tag has not been properly closed.
A <span> tag has not been closed. Example:
<p><span>I'm forgetting something</p>
<p>Life goes on</p>