begin with report on INFORMIX V4

Why each record is displayed twice with the script following ? thanks database essai end define variable t_a_payer integer variable t_dette integer end output report to pipe "impscr" end select impaye.*,client.* from impaye,client where ip_solde<>0 and ip_soc="01" and ip_client=c_client order by ip_client,ip_nofac,ip_date end format page header print "controle" before group of ip_client let t_a_payer=0 let t_dette=0 print c_client,c_nom on every row let t_a_payer=t_a_payer+ip_solde let t_dette=t_dette+ip_montant print ip_nofac," ",ip_date," ",ip_montant,ip_solde after group of ip_client print "Controle : ",t_dette,t_a_payer,c_solde end