Oracle Message NNF-01002 - DCE could not open configuration file

ERRORDCE could not open configuration file
CAUSEA DCE call returned an error that it could not access its configuration file.
ACTIONCheck that the DCE configuration file for this platform is present, and accessable. On Unix this file is dce_cf.db. Check if a simple call to dce_cf_get_cell_name() succeeds.