it seems that when user_agent field was added to HEAD location table, version number of the table was not increased. should it now be 5 instead of 4? http://cvs.berlios.de/cgi-bin/viewcvs.cgi/ser/sip_router/scripts/ser_mysql.sh.diff?r1=1.56&r2=1.57&only_with_tag=HEAD -- juha