Also,
Check:
Your data source is ABAP, not DB or LDAP, so adjust the parameters accordingly.
ume.persistence.data_source_configuration: dataSourceConfiguration_abap.xml
ume.login.guest_user.uniqueids: J2EE_GUEST
ume.r3.connection.master.client: < Backend client to which the J2EE has to be connected >
ume.r3.connection.master.msghost: <Message server of the R/3 server).
ume.r3.connection.master.r3name: <SID>of the R/3 server.
ume.r3.connection.master.user: SAPJSF (make sure that the SAP_BC_JSF_COMMUNICATION should
be assigned in the backend R/3 and in the right client).
ume.r3.connection.master.passwd: <password of the SAPJSF user
Divyanshu