Below error might happen for some users while refreshing report data at CA Business Intelligence (CABI) tool (BOXI - Business Object):
"An internal error occurred while calling 'processDPCommandsEx' API. (Error: ERR_WIS_30270) (Error: INF)"
This issue is related to permission settings for the users and/or groups defined via BOXI Central Management Console (CMC).
CA Business Intelligence (CABI) tool -> Business Object (BOXI) 4.x
Add the group to member of administrator group in order to run the customized reports.
Users and Groups > properties of particular group> Member Of >Join Group added Administrator here.
It is possible to find several discussion threads about this code error, for instance: