Hi all,
I have tried everything to solve this issue but i couldn't
I added loopback adapter and assigned a static ip 10.10.10.10
I started all the oracle services
I added the oracle paths manually

yet I couldn't solve the issue
I'm using mac and installed virtualbox windows 7 and then installed the database 12c
when i configure the database i get this error

I have Path has : C:\app\Sameh\product\12.1.0\dbhome_1\bin
I added ORACLE_HOME : C:\app\Sameh\product\12.1.0\dbhome_1
TNS_ADMIN : C:\app\Sameh\product\12.1.0\dbhome_1\NETWORK\ADMIN
Listener
# listener.ora Network Configuration File: C:\app\Sameh\product\12.1.0\dbhome_1\NETWORK\ADMIN\listener.ora
# Generated by Oracle configuration tools.
SID_LIST_LISTENER =
(SID_LIST =
(SID\_DESC =
(SID\_NAME = CLRExtProc)
(ORACLE\_HOME = C:\\app\\Sameh\\product\\12.1.0\\dbhome\_1)
(PROGRAM = extproc)
(ENVS = "EXTPROC\_DLLS=ONLY:C:\\app\\Sameh\\product\\12.1.0\\dbhome\_1\\bin\\oraclr12.dll")
)
(SID\_DESC =
(SID\_NAME = CLRExtProc)
(ORACLE\_HOME = C:\\app\\Sameh\\product\\12.1.0\\dbhome\_1)
(PROGRAM = extproc)
(ENVS = "EXTPROC\_DLLS=ONLY:C:\\app\\Sameh\\product\\12.1.0\\dbhome\_1\\bin\\oraclr12.dll")
)
)
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = PC)(PORT = 1521))
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
)
)
-----------------------
tnsnames
# tnsnames.ora Network Configuration File: C:\app\Sameh\product\12.1.0\dbhome_1\NETWORK\ADMIN\tnsnames.ora
# Generated by Oracle configuration tools.
ORACLR_CONNECTION_DATA =
(DESCRIPTION =
(ADDRESS\_LIST =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
)
(CONNECT\_DATA =
(SID = CLRExtProc)
(PRESENTATION = RO)
)
)
What else i'm missing, any configuration for the virtualbox?