Hello,
Can u look into the below useful links: Crystal report 4.1 connection to ERP
Connect Crystal Reports to ERP System | SCN
http://scn.sap.com/thread/1896086
Step By Step Guide to Create an Universe on Top of SAP ERP Queries using IDT
Steps to Creating a Universe against SAP ECC (BI4 Feature Pack 3) Part 1
Thanks,
Dhana