liveupdate defs failed to complete

nis2009  16.7.2.11     xp sp3   ie7     just manually ran live update  virus and web defs red x failed to complete, pulse update green.  tech support said server error 8920, 223.  closed norton, updated sas and malwarebytes.   manually ran live update again,  same three updates with the same result. pulse with green, other 2 with red x