About: http://webisa.webdatacommons.org/283159262

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	I have no idea what that error message means (it is not specific to this plugin) but perhaps there was some sort of issue when it tried to download the plugin update (maybe AV or something).
http://www.w3.org/ns/prov#wasQuotedFrom	mobileread.com