Hi all, I'm doing an upgrade from 10.1.0.4 o 10.2.0.3. OS:Redhat Linux AS3. While running catupgrd.sql , the process is just waiting at a particular statement(mentioned below). I've checked event from other session. It is presently waiting on "latch free" event. Latch name:simulator lrs latch. Latch#=127 For last 3 hrs, there is no update. Can you please help me how to know the progress. In alert log, nothing is happening, not even a log switch. There isn't any load on the system. load average is just 1. -------- SQL> Rem Define the HAE_SUB subscriber for the alert_que SQL> declare 2 subscriber sys.aq$_agent; 3 begin 4 subscriber := sys.aq$_agent('HAE_SUB',null,null); 5 dbms_aqadm_sys.add_subscriber(queue_name => 'SYS.ALERT_QUE', 6 subscriber => subscriber, 7 rule => 'tab.user_data.MESSAGE_LEVEL = ' ..... TIA, Regards, Ravi -- //www.freelists.org/webpage/oracle-l