actually it seems like this error isn't that new, and has been happening since at least 2008 (based on one of the posts i saw on the playstation boards). it seems like it is just and issue with the PSN store on the PSP based on the results i saw on google when i searched the error code.

<a href="http://www.us.playstation.com/PSN/Users/vinnydisilvio"><img src="http://pid.us.playstation.com//user/vinnydisilvio.jpg" width="235" height="149" border="0" /></a>