Sending Idocs from ECC to Netweaver Java/CE 7.1

Hello,

I am trying to send idoc from ECC to Netweaver/ CE 7.1.

I have done taken the usual steps, SM59 etc.

Also in CE7.1 i Have a Destination , but I keep getting errors ( SM58) like RFC_ERROR_SYSTEM_FAILURE: Rollback fault: Not defined or ASJ.ejb.005043 (Failed in component: sap.com/com.s ap.prt.application.rfc

Also how to create a registered program in Netweaver , the one which goes in SM59 of ECC .

Has someone has done this please share / guide.

Thanks in advance.