corba error in launcpad.

Hi everbody.. i trying to run report with 300.000 row.query runs about 20 minutes.

i set corba timeout time

and everything its ok in web intelligence rich client..report runs in 20 minutes.

but i trying to run the report in launcpad.it gives me below error;

looks like i must change another service parameter value, but i coundt it.. any suggestion would be helpful.