JCO error

Hi ,

I am running on EP6.0 SP2.WHen i am executonh an iview using JCO connection .I am getting the following error.

<b>Error during Service Call</b>

When i am exceuting the same program on WAS,its able to show the result.

Can anyone suggest where i am getting problem in execution of JCO in EP6.0 SP2.In this i am using JCO 2.0.9 version.

Need urgent reply

regards

USman