Please upgrade to 2.1.x here.
The 2.0 branch is no longer being updated.
Current version is 2.1.11
, released 12 June.
GWT: The label The value of this tag is not valid XML
This discussion is related to the Sitemaps
I works perfectly. But I have a problem with Google Webmasters Tool. "The label The value of this tag is not valid XML" 0.8