Originally posted by ligang
First u have to create a repository user named as sysman/oem_temp after that u connect to OEM through username sysman and password as oem_temp. But, before that check whether your management server is running or not.

-->I have question on that , I think sysman is not a oracle schema user .
I think you are right. If you try connecting thro SQL PLUS with sysman, it will say invalid user. BTW, have you guys known the difference b/n the Stand Alone and the OMS that is popped up to choose when you invoke the Enterprize Manager?