Hi, I opened up R 2.6 and now I am receiving a message that says Fatal Error: Unable to restore saved data in .RData When I look at the console I see a message that says Error in .Call("R_lazyLoadDBfetch",...) Any thoughts? David -- ======================================================================David Kaplan, Ph.D. Professor Department of Educational Psychology University of Wisconsin - Madison Educational Sciences, Room 1061 1025 W. Johnson Street Madison, WI 53706 email: dkaplan at education.wisc.edu Web: http://www.education.wisc.edu/edpsych/facstaff/kaplan/kaplan.htm Phone: 608-262-0836 Fax: 608-262-0843