When you convert the text for an empty textarea field from XML to HTML, the closing tag is removed. For example, you have the following XML text:
After you convert it to HTML, you have the following:
<textarea id=123 />Although this solo tag-style is correct for XML, it isn't allowed for HTML.
To fix this issue, install the most recent cumulative security update for Internet Explorer. To do this, go to Microsoft Update. Additionally, see the technical information about the most recent cumulative security update for Internet Explorer.
Note This update was first included in the MS16-023: Security update for Internet Explorer: March 8, 2016.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Learn about the terminology that Microsoft uses to describe software updates.