When you Enable the ONB 2.0 in customer instance SAP_ONB2_ErrorFlowAdmins default Group need to be created in System but it is not created sometime.
Success-factors Onboarding 2.0
Reproducing the Issue
Login to Instance and Go to Manage Permission Groups and check for the Default Group SAP_ONB2_ErrorFlowAdmins
ONB 2.0 Switch might not be enabled properly.
SAP_ONB2_ErrorFlowAdmins default group will be present in Manage Onboarding 2.0 Dynamic Groups and not in the Manage Permission Groups.
If you do not see the Group in Manage Onboarding 2.0 Dynamic Groups also please follow the below work around.
1.Please re-enable ONB2.0 switch in provisoning again.
2.OOTB Rules and Roles will be created in 4-6 hours once switch is enabled.
3.Run the RBP refresh / self healing tool in provisioning-company settings.
4.Go to admin centre-configure object definitions-onboarding candidate info and check whether secured object is "NO"
Onboarding 2.0, Default Groups , KBA , LOD-SF-OBX-ACC , Accessibility , Problem