Cause
The installation user account must be a member of all groups required for installation.
The installation user account must be a member of all groups required for installation.
Ensure that the installation user is a member of the system privileges operating system groups you selected.
Try the following links for this error:
http://docs.oracle.com/cd/E16655_01/server.121/e26079/dbinstaller_errormessages.htm
https://community.oracle.com/message/9649016
https://community.oracle.com/message/9914273
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