David, simply the factory setting is that the K10D (the ist)D did that too) is to prevent you from shooting with a K/M/M42 lens. If you still want to shoot (and obviously you know the limitations of the system) you can set thatoption to yes. You can then use the Green button/AEL trick.
-- Thibault Massart aka Thibouille ---------------------- *ist-D,Z1,SuperA,KX,MX, P30t and KR-10x ;) ... -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net

