error ora-12546.TNS permission denied
i am installing oracle 18.104.22.168.0 on windows 2003 server loging as administrator but after software installation complete and DBCA(data base configuration tool ) is in porgress to create starter database i am getting the below error at the time of
1)copying data files (complete successfully)
2)initializing database (complete successfully)
creating and starting oracle (i got below error)
error ora-12546.TNS : permission denied.
does anybody face the probelm.quick resonse will be higly appreciated.thanks a lot in advance