SQL> !oerr ora 01310
01310, 00000, "requested return type not supported by the lcr_mine function"
// *Cause: The return type requested by the user is not supported by lcr_mine"
// *Action: Pick a return type supported by the lcr_mine function"
Doesn't looks like insufficient privilege to me ? However, I believe you meant 01039 and if so, you need to GRANT select directly on the underlying objects that conforms the view in order to perform explain plan on those.