Welcome to the Lightroom Queen Forums! We're a friendly bunch, so please feel free to register and join in the conversation. If you're not familiar with forums, you'll find step by step instructions on how to post your first thread under Help at the bottom of the page. You're also welcome to download our free Lightroom Quick Start eBooks and explore our other FAQ resources.
Got this error message when I clicked on either the manage plugins button or the add button in the export dialog. Closed it. Closed the export window. Reopened and things went fine.