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ORA-12560: TNS:protocol adapter error / ORA-12543: TNS: destination host un reachable on local machi

NSK2KSNMay 16 2018 — edited May 23 2018

Hi All,

I have created a db on my local machine (windows) for 12.2 

am getting ORA-12560: TNS:protocol adapter error if am trying to login as sysdba user

and ORA-12543: TNS: destination host un reachable if am trying to login as SYSTEM user

C:\Users\j1012968>sqlplus system@o12cr201

SQL*Plus: Release 12.2.0.1.0 Production on Thu May 17 12:06:47 2018

Copyright (c) 1982, 2016, Oracle.  All rights reserved.

Enter password:

ERROR:

ORA-12543: TNS:destination host unreachable

both listener and db services are running. Sarched for some articles online, but none of them meeting my error (or) I would have missed some thing and so requesting for your help on the error am facing.  Your help will be highly appreciated.

C:\Users\j1012968>sqlplus / as sysdba

SQL*Plus: Release 12.2.0.1.0 Production on Thu May 17 11:43:59 2018

Copyright (c) 1982, 2016, Oracle.  All rights reserved.

ERROR:

ORA-12560: TNS:protocol adapter error

C:\Users\j1012968>lsnrctl status

LSNRCTL for 64-bit Windows: Version 12.2.0.1.0 - Production on 17-MAY-2018 11:08:13

Copyright (c) 1991, 2016, Oracle.  All rights reserved.

Connecting to (ADDRESS=(PROTOCOL=tcp)(HOST=)(PORT=1521))

STATUS of the LISTENER

------------------------

Alias O12CR201

Version TNSLSNR for 64-bit Windows: Version 12.2.0.1.0 - Production

Start Date 17-MAY-2018 10:17:53

Uptime 0 days 0 hr. 50 min. 20 sec

Trace Level off

Security ON: Local OS Authentication

SNMP OFF

Listener Parameter File C:\app\j1012968\virtual\product\12.2.0\dbhome_1\network\admin\listener.ora

Listener Log File C:\app\j1012968\virtual\diag\tnslsnr\H4GZKC2J\o12cr201\alert\log.xml

Listening Endpoints Summary...

(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=H4GZKC2J)(PORT=1521)))

Services Summary...

Service "CLRExtProc" has 1 instance(s).

  Instance "CLRExtProc", status UNKNOWN, has 1 handler(s) for this service...

Service "O12CR201" has 1 instance(s).

  Instance "O12CR201", status READY, has 2 handler(s) for this service...

The command completed successfully

C:\Users\j1012968>tnsping o12cr201

TNS Ping Utility for 64-bit Windows: Version 12.2.0.1.0 - Production on 17-MAY-2018 11:11:48

Copyright (c) 1997, 2016, Oracle.  All rights reserved.

Used parameter files:

C:\app\j1012968\virtual\product\12.2.0\dbhome_1\network\admin\sqlnet.ora

Used TNSNAMES adapter to resolve the alias

Attempting to contact (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)(HOST = H4GZKC2J)(PORT = 1521))) (CONNECT_DATA = (SERVICE_NAME = O12CR201 SERVER=DEDICATED)))

OK (0 msec)

C:\Users\j1012968>ping H4GZKC2J

Pinging H4GZKC2J [10.49.206.109] with 32 bytes of data:

Reply from 10.49.206.109: bytes=32 time<1ms TTL=128

Reply from 10.49.206.109: bytes=32 time<1ms TTL=128

Reply from 10.49.206.109: bytes=32 time=1ms TTL=128

Reply from 10.49.206.109: bytes=32 time=1ms TTL=128

Ping statistics for 10.49.206.109:

    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),

Approximate round trip times in milli-seconds:

    Minimum = 0ms, Maximum = 1ms, Average = 0ms

  1. Listener.ora

# listener.ora Network Configuration File: C:\app\j1012968\virtual\product\12.2.0\dbhome_1\network\admin\listener.ora

# Generated by Oracle configuration tools.

#      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))

SID_LIST_O12CR201 =

  (SID_LIST =

    (SID_DESC =

      (SID_NAME = CLRExtProc)

      (ORACLE_HOME = C:\app\j1012968\virtual\product\12.2.0\dbhome_1)

      (PROGRAM = extproc)

      (ENVS = "EXTPROC_DLLS=ONLY:C:\app\j1012968\virtual\product\12.2.0\dbhome_1\bin\oraclr12.dll")

    )

  )

O12CR201 =

  (DESCRIPTION_LIST =

    (DESCRIPTION =

      (ADDRESS = (PROTOCOL = TCP)(HOST = H4GZKC2J)(PORT = 1521))

    )

  )

  1. Sqlnet.ora

# This file is actually generated by netca. But if customers choose to

# install "Software Only", this file wont exist and without the native

# authentication, they will not be able to connect to the database on NT.

  1. SQLNET.AUTHENTICATION_SERVICES = (NTS)

  1. NAMES.DIRECTORY_PATH=(TNSNAME, EZCONNECT)
  1. Tnsnames.ora

# tnsnames.ora Network Configuration File: C:\app\j1012968\virtual\product\12.2.0\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)

    )

  )

O12CR201 =

  (DESCRIPTION =

    (ADDRESS_LIST =

      (ADDRESS = (PROTOCOL = TCP)(HOST = H4GZKC2J)(PORT = 1521))

    )

    (CONNECT_DATA =

                 (SERVER = DEDICATED)

      (SERVICE_NAME = O12CR201)

    )

  )

This post has been answered by NSK2KSN on May 23 2018
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