timeout problem

hey,

i am xi person doing scenario from idoc to soap so below is the error i am getting can anyone plz help me regarding this error because when i post this error in xi they r saying to post in this forum so plz help me

<SAP:AdditionalText>com.sap.aii.af.ra.ms.api.RecoverableException: Connection timed out: connect: java.net.ConnectException: Connection timed out: connect</SAP:AdditionalText>

<SAP:ApplicationFaultMessage namespace="" />

<SAP:Stack />

<SAP:Retry>M</SAP:Retry>

</SAP:Error>