If you installed SAP system using SWPM on oracle 12C, you need to have an additional user as oracle home user.
In system installation guide it is described to add this user into dba and oper group, however you may see following error during installation:
WARNING 2016-02-11 18:57:00.049 (<DOMAIN>\<SERVER>) id=ind-rel.ind-os.ind-db.webas.accountIsNotMember
Existing account <Domain>\oraclehome<SID> is not a member of group <DOMAIN>\SAP_<SID>_GlobalAdmin. Changing membership of account.
ERROR 2016-02-11 18:57:00.096 (<DOMAIN>\<SERVER>) id=syslib.account.addMemberFailed errno=FSL-01006
Unable to add account WinNT://<DOMAIN>/oraclehome<SID> to group WinNT://<DOMAIN>/SAP_<SID>_GlobalAdmin. Access is denied.
ORACLE_HOME , KBA , BC-DB-ORA , Oracle , BC-DB-ORA-SYS , Database Interface / DBMS for Oracle , Problem
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