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			| Installation of Oracle 11gR2 on Windows 7 64-bit: fails with ORA-12560: TNS:protocol adapter error [message #551068] | Sun, 15 April 2012 07:56  |  
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				|  | d_seng Messages: 78
 Registered: November 2011
 Location: UK
 | Member |  |  |  
	| Hi, 
 I want to install Oracle EE 11gR2 on my Windows 7 Professional 64-bit laptop. Installed memory is 8GB.
 
 I need to install 32-bit server since Oracle Warehouse Builder will not run on a 64-bit o/s. Further, I use Toad 9.7.2 which will only recognise client 32-bit.
 
 I had a few failed attempts, especially when the database was being created with the ORA-12560: TNS:protocol adapter error, so I decided to list the steps and figure out what could have gone wrong at what steps.
 
 So here's what I did:
 
 
  Changed C:\Windows\System32\drivers\etc\hosts so that it contains two lines 127.0.0.1 localhost & ::1 localhost
 Changed properties of setup.exe in the installation directory to be Windows XP SP2 compatible and run as administrator
 Selected "install database software only" (so I could figure out at what step the installation fails)
 Selected "single instance"
 Selected "Enterprise Edition"
 Selected oracle base "c:\app" (instead of default location c:\app\d_seng)
 
 Copy of files was completed successfully, log file was created in c:\program files(x86)\oracle\inventory\logs & registry entries were added to "HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\ORACLE" (with keys KEY_OraDb11g_home1, ODP.NET & OracleMTSRecoveryService), and the following services were created:
 
 
  OracleMTSRecoveryService: Started/Automatic
 OracleOraDb11g_home1ClrAgent: Not started/Manual
 OracleRemExecService: Started/Disabled
 
 There are no listener.ora & tnsnames.ora yet. Sqlnet.ora is created with the line SQLNET.AUTHENTICATION_SERVICES = (NTS)
 
 Now I went to Start, All Programs, Oracle - OraDb11g_home1, Configuration and Migration Tools, right clicked on "Net Configuration Assistant" and changed the properties to be Windows XP SP2 compatible and run as administrator and ran it. I selected "Listener Configuration", added a listener called LISTENER, TCP protocol, port 1521 and finished. A service called "OracleOraDb11g_home1TNSListener" was created and started in automatic mode. The PATH was updated and listener.ora was created with the lines:
 
 
SID_LIST_LISTENER =
  (SID_LIST =
    (SID_DESC =
      (SID_NAME = CLRExtProc)
      (ORACLE_HOME = C:\app\product\11.2.0\dbhome_1)
      (PROGRAM = extproc)
      (ENVS = "EXTPROC_DLLS=ONLY:C:\app\product\11.2.0\dbhome_1\bin\oraclr11.dll")
    )
  )
LISTENER =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      (ADDRESS = (PROTOCOL = TCP)(HOST = DSG-HP6555b)(PORT = 1521))
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
    )
  )
ADR_BASE_LISTENER = C:\app
Tnsnames.ora is also creaed with the contents:
 
 
ORACLR_CONNECTION_DATA =
  (DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
    )
    (CONNECT_DATA =
      (SID = CLRExtProc)
      (PRESENTATION = RO)
    )
  )
At the command prompt, lsnrctl.status shows:
 
LSNRCTL for 32-bit Windows: Version 11.2.0.1.0 - Production on 15-APR-2012 12:42
:19
Copyright (c) 1991, 2010, Oracle.  All rights reserved.
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=DSG-HP6555b)(PORT=1521))
)
STATUS of the LISTENER
------------------------
Alias                     LISTENER
Version                   TNSLSNR for 32-bit Windows: Version 11.2.0.1.0 - Produ
ction
Start Date                15-APR-2012 12:37:54
Uptime                    0 days 0 hr. 4 min. 27 sec
Trace Level               off
Security                  ON: Local OS Authentication
SNMP                      OFF
Listener Parameter File   C:\app\product\11.2.0\dbhome_1\network\admin\listener.
ora
Listener Log File         c:\app\diag\tnslsnr\DSG-HP6555b\listener\alert\log.xml
Listening Endpoints Summary...
  (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=DSG-HP6555b)(PORT=1521)))
  (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(PIPENAME=\\.\pipe\EXTPROC1521ipc)))
Services Summary...
Service "CLRExtProc" has 1 instance(s).
  Instance "CLRExtProc", status UNKNOWN, has 1 handler(s) for this service...
The command completed successfully
At the command prompt, lsnrctl.services shows:
 
LSNRCTL for 32-bit Windows: Version 11.2.0.1.0 - Production on 15-APR-2012 12:43
:15
Copyright (c) 1991, 2010, Oracle.  All rights reserved.
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=DSG-HP6555b)(PORT=1521))
)
Services Summary...
Service "CLRExtProc" has 1 instance(s).
  Instance "CLRExtProc", status UNKNOWN, has 1 handler(s) for this service...
    Handler(s):
      "DEDICATED" established:0 refused:0
         LOCAL SERVER
The command completed successfully
 Now I went to start, all programs, Oracle - OraDb11g_home1, Configuration and Migration Tools, right clicked on "Database Configuration Assistant" and changed the properties to be Windows XP SP2 compatible and run as administrator and ran it.
 
 
 
  I chose to create a database
 General purpose
 Global database name ORCL
 SID ORCL
 Chose "Configure Enterprise Manager" & "Configure Database Control for local management" and disabled "Automatic maintenance tasks"
 Used the same password for all accounts
 Selected storage type "File System" & "Use Database File Locations from Template"
 Unchecked Flash Recovery & Archiving
 Selected "Sample Schemas", "Typical" memory size (1228MB), "Use Automatic Memory Management"
 Left sizing/character sets/connection mode as default, and 
 Selected "Generate Database Creation Scripts" in C:\app\admin\ORCL\scripts (if I choose to Create Database, it fails with TNS Protocol Adapter Error).
 
 I now open ORCL.bat in an editor, go to command prompt, create the directories as per the file, set ORACLE_SID=ORCL & path.
 
 Running
 gives a message "instance created" & services "OracleJobSchedulerORCL", "OracleVssWriterORCL" (started) & "OracleServiceORCL" (started) are created.C:\app\product\11.2.0\dbhome_1\bin\oradim.exe -new -sid ORCL -startmode manual -spfile
 The next step
 system give an error "Unable to start service, OS Error 1056" (probably implies services already running), nothing is present in the windows alert logs about this. If I stop the service OracleVssWriterORCL, then this command completes, although no messages are returned.C:\app\product\11.2.0\dbhome_1\bin\oradim.exe -edit -sid ORCL -startmode auto -srvcstart
 The next step in the batch file starts sqplus /nolog and calls ORCL.sql.
 
 ORCL.sql accepts passwords for sys, system, sysman & dbsnmp. It then executes
 
 , which prompts me for the password for sys.host C:\app\product\11.2.0\dbhome_1\bin\orapwd.exe file=C:\app\product\11.2.0\dbhome_1\database\PWDORCL.ora force=y
 ORCL.sql then calls CloneRmanRestore.sql, which then tries to run
 
 connect "SYS"/"&&sysPassword" as SYSDBAThis is when I get the error ORA-12560: TNS:protocol adapter error, which has been haunting me for days.
 
 My gut feel is that the database creation step at sqlplus is unable to recognise the listener...or probably it does not recognise the modified registry location (with Wow6432Node), the file oracle.key in C:\app\product\11.2.0\dbhome_1\BIN shows the string SOFTWARE\ORACLE\KEY_OraDb11g_home1.
 
 I then changed oracle.key to point to SOFTWARE\Wow6432Node\ORACLE\KEY_OraDb11g_home1, restarted the listener and ORCL service, but connecting as sys returns the same error.
 
 I've been at it for days now and losing the will to live
  ! Any help much appreciated! 
 Thanks
 Dhruva
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			| Re: Installation of Oracle 11gR2 on Windows 7 64-bit: fails with ORA-12560: TNS:protocol adapter err [message #551079 is a reply to message #551068] | Sun, 15 April 2012 09:20   |  
			| 
				
				
					| John Watson Messages: 8989
 Registered: January 2010
 Location: Global Village
 | Senior Member |  |  |  
	| Have you set your ORACLE_SID environment variable? 
 c:\users\john\home>sqlplus sys/oracle as sysdba
SQL*Plus: Release 10.2.0.1.0 - Production on Sun Apr 15 15:18:31 2012
Copyright (c) 1982, 2005, Oracle.  All rights reserved.
ERROR:
ORA-12560: TNS:protocol adapter error
Enter user-name:
c:\users\john\home>set ORACLE_SID=orcl
c:\users\john\home>sqlplus sys/oracle as sysdba
SQL*Plus: Release 10.2.0.1.0 - Production on Sun Apr 15 15:18:48 2012
Copyright (c) 1982, 2005, Oracle.  All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - Production
With the Partitioning, Oracle Label Security, OLAP, Data Mining,
Oracle Database Vault and Real Application Testing options
orcl> |  
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			| Re: Installation of Oracle 11gR2 on Windows 7 64-bit: fails with ORA-12560: TNS:protocol adapter err [message #551087 is a reply to message #551086] | Sun, 15 April 2012 10:19   |  
			| 
				
				|  | BlackSwan Messages: 26766
 Registered: January 2009
 Location: SoCal
 | Senior Member |  |  |  
	| no REMOTE Client can ever talk to any DB residing upon localhost (a.k.a 127.0.0.1) 
 
oracle@bcm-laptop:~$ lsnrctl start
LSNRCTL for Linux: Version 11.2.0.1.0 - Production on 15-APR-2012 08:16:29
Copyright (c) 1991, 2009, Oracle.  All rights reserved.
Starting /u01/app/oracle/product/11.2.0/dbhome_1/bin/tnslsnr: please wait...
TNSLSNR for Linux: Version 11.2.0.1.0 - Production
System parameter file is /u01/app/oracle/product/11.2.0/dbhome_1/network/admin/listener.ora
Log messages written to /u01/app/oracle/diag/tnslsnr/bcm-laptop/listener/alert/log.xml
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC1521)))
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=localhost)(PORT=1521)))
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=localhost)(PORT=1522)))
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1521)))
STATUS of the LISTENER
------------------------
Alias                     LISTENER
Version                   TNSLSNR for Linux: Version 11.2.0.1.0 - Production
Start Date                15-APR-2012 08:16:31
Uptime                    0 days 0 hr. 0 min. 0 sec
Trace Level               off
Security                  ON: Local OS Authentication
SNMP                      OFF
Listener Parameter File   /u01/app/oracle/product/11.2.0/dbhome_1/network/admin/listener.ora
Listener Log File         /u01/app/oracle/diag/tnslsnr/bcm-laptop/listener/alert/log.xml
Listening Endpoints Summary...
  (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC1521)))
  (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=localhost)(PORT=1521)))
  (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=localhost)(PORT=1522)))
Services Summary...
Service "v112" has 1 instance(s).
  Instance "v112", status UNKNOWN, has 1 handler(s) for this service...
The command completed successfully
oracle@bcm-laptop:~$ tnsping v112
TNS Ping Utility for Linux: Version 11.2.0.1.0 - Production on 15-APR-2012 08:16:43
Copyright (c) 1997, 2009, Oracle.  All rights reserved.
Used parameter files:
/u01/app/oracle/product/11.2.0/dbhome_1/network/admin/sqlnet.ora
Used TNSNAMES adapter to resolve the alias
Attempting to contact (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=localhost)(PORT=1521))(CONNECT_DATA=(SERVICE_NAME=V112)))
OK (30 msec)
oracle@bcm-laptop:~$ sqlplus scott/tiger@v112
SQL*Plus: Release 11.2.0.1.0 Production on Sun Apr 15 08:17:52 2012
Copyright (c) 1982, 2009, Oracle.  All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
08:17:53 SQL> exit
Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
oracle@bcm-laptop:~$ 
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			| Re: Installation of Oracle 11gR2 on Windows 7 64-bit: fails with ORA-12560: TNS:protocol adapter err [message #551103 is a reply to message #551096] | Sun, 15 April 2012 11:51   |  
			| 
				
				|  | d_seng Messages: 78
 Registered: November 2011
 Location: UK
 | Member |  |  |  
	| John Watson wrote on Sun, 15 April 2012 17:17 I am yet to be convinced that you have set your ORACLE_SID correctly. Can you run these:
 echo %ORACLE_SID%
 echo %ORACLE_HOME%
 echo %PATH%
 where sqlplus
 sqlplus / as sysdba
 
 and copy/paste what happens?
 Here you go:
 
 C:\app\admin\ORCL\scripts>echo %ORACLE_SID%
orcl
C:\app\admin\ORCL\scripts>echo %ORACLE_HOME%
%ORACLE_HOME%
C:\app\admin\ORCL\scripts>echo %PATH%
%ORACLE_HOME%\bin;C:\app\product\11.2.0\dbhome_1\bin;I:\PowerCenter8.6.0\server\
bin;C:\windows\system32;C:\windows;C:\windows\System32\Wbem;C:\windows\System32\
WindowsPowerShell\v1.0;Q:\Common Files\Roxio Shared\DLLShared;Q:\Common Files\Ro
xio Shared\10.0\DLLShared;P:\ActivIdentity\ActivClient;Q:\ActivIdentity\ActivCli
ent;P:\Hewlett-Packard\Drive Encryption;Q:\ATI Technologies\ATI.ACE\Core-Static;
P:\WIDCOMM\Bluetooth Software;P:\WIDCOMM\Bluetooth Software\syswow64;P:\Broadcom
\Broadcom 802.11\Driver;Q:\Common Files\HP\Digital Imaging\bin;Q:\HP\Digital Ima
ging\bin;Q:\HP\Digital Imaging\bin\Qt\Qt 4.3.3;Q:\Windows Live\Shared;Q:\QuickTi
me\QTSystem;C:\Program Files\Trend Micro\AMSP;Q:\PC Connectivity Solution;
C:\app\admin\ORCL\scripts>sqlplus / as sysdba
SQL*Plus: Release 11.2.0.1.0 Production on Sun Apr 15 17:36:09 2012
Copyright (c) 1982, 2010, Oracle.  All rights reserved.
ERROR:
ORA-12560: TNS:protocol adapter error
C:\app\admin\ORCL\scripts>sqlplus sys/Dhruva01 as sysdba
SQL*Plus: Release 11.2.0.1.0 Production on Sun Apr 15 17:38:24 2012
Copyright (c) 1982, 2010, Oracle.  All rights reserved.
ERROR:
ORA-12560: TNS:protocol adapter error
Enter user-name:Being a windows machine, ORACLE_HOME is set in the registry, so I tried:
 
 C:\app\admin\ORCL\scripts>set ORACLE_HOME=C:\app\product\11.2.0\dbhome_1
C:\app\admin\ORCL\scripts>sqlplus sys/Dhruva01 as sysdba
SQL*Plus: Release 11.2.0.1.0 Production on Sun Apr 15 17:40:59 2012
Copyright (c) 1982, 2010, Oracle.  All rights reserved.
ERROR:
ORA-12560: TNS:protocol adapter error
Enter user-name:
 BlackSwan wrote on Sun, 15 April 2012 17:20
 >Hi, unless I've misunderstood your suggestion, all of this on my laptop.& so is mine; but mine works.
 Does your?
 Nope. Can you please check if my listener.ora is fine, and could you also paste the contents of your listener.ora.
 
 Thanks
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			| Re: Installation of Oracle 11gR2 on Windows 7 64-bit: fails with ORA-12560: TNS:protocol adapter err [message #551119 is a reply to message #551107] | Sun, 15 April 2012 13:21   |  
			| 
				
				|  | d_seng Messages: 78
 Registered: November 2011
 Location: UK
 | Member |  |  |  
	| John Watson wrote on Sun, 15 April 2012 18:05 Well, my last suggestion: confirm that you are in the correct OS group, make sure the service is running OK, set all the variables correctly:
 whoami /groups
 net stop oracleserviceORCL
 net start oracleserviceORCL
 set ORACLE_SID=ORCL
 set ORACLE_HOME=C:\app\product\11.2.0\dbhome_1
 set PATH=%ORACLE_HOME%\bin;%PATH%
 where sqlplus
 sqlplus / as sysdba
 
 
 
 
C:\app\admin\ORCL\scripts>whoami /groups
GROUP INFORMATION
-----------------
Group Name                           Type             SID                                          Attributes                                                     
==================================== ================ ============================================ ===============================================================
Everyone                             Well-known group S-1-1-0                                      Mandatory group, Enabled by default, Enabled group             
DSG-HP6555b\HomeUsers                Alias            S-1-5-21-552319158-3007789056-695639748-1002 Mandatory group, Enabled by default, Enabled group             
DSG-HP6555b\ORA_DBA                  Alias            S-1-5-21-552319158-3007789056-695639748-1005 Mandatory group, Enabled by default, Enabled group             
BUILTIN\Administrators               Alias            S-1-5-32-544                                 Mandatory group, Enabled by default, Enabled group, Group owner
BUILTIN\Users                        Alias            S-1-5-32-545                                 Mandatory group, Enabled by default, Enabled group             
NT AUTHORITY\INTERACTIVE             Well-known group S-1-5-4                                      Mandatory group, Enabled by default, Enabled group             
CONSOLE LOGON                        Well-known group S-1-2-1                                      Mandatory group, Enabled by default, Enabled group             
NT AUTHORITY\Authenticated Users     Well-known group S-1-5-11                                     Mandatory group, Enabled by default, Enabled group             
NT AUTHORITY\This Organization       Well-known group S-1-5-15                                     Mandatory group, Enabled by default, Enabled group             
LOCAL                                Well-known group S-1-2-0                                      Mandatory group, Enabled by default, Enabled group             
NT AUTHORITY\NTLM Authentication     Well-known group S-1-5-64-10                                  Mandatory group, Enabled by default, Enabled group             
Mandatory Label\High Mandatory Level Label            S-1-16-12288                                 Mandatory group, Enabled by default, Enabled group             
C:\app\admin\ORCL\scripts>net stop oracleserviceORCL
The OracleServiceORCL service is stopping..................................
The OracleServiceORCL service was stopped successfully.
C:\app\admin\ORCL\scripts>net stop OracleOraDb11g_home1TNSListener
The OracleOraDb11g_home1TNSListener service is stopping..................................
The OracleOraDb11g_home1TNSListener service was stopped successfully.
C:\app\admin\ORCL\scripts>set ORACLE_SID=ORCL
C:\app\admin\ORCL\scripts>set ORACLE_HOME=C:\app\product\11.2.0\dbhome_1
C:\app\admin\ORCL\scripts>set PATH=%ORACLE_HOME%\bin;%PATH%
C:\app\admin\ORCL\scripts>net start OracleOraDb11g_home1TNSListener
The OracleOraDb11g_home1TNSListener service is starting.
The OracleOraDb11g_home1TNSListener service was started successfully.
C:\app\admin\ORCL\scripts>net start oracleserviceORCL
The OracleServiceORCL service is starting..................................
The OracleServiceORCL service was started successfully.
C:\app\admin\ORCL\scripts>where sqlplus
C:\app\product\11.2.0\dbhome_1\BIN\sqlplus.exe
C:\app\admin\ORCL\scripts>sqlplus / as sysdba
SQL*Plus: Release 11.2.0.1.0 Production on Sun Apr 15 18:50:37 2012
Copyright (c) 1982, 2010, Oracle.  All rights reserved.
ERROR:
ORA-12560: TNS:protocol adapter error
Enter user-name: 
C:\app\admin\ORCL\scripts>sqlplus sys/Dhruva01 as sysdba
SQL*Plus: Release 11.2.0.1.0 Production on Sun Apr 15 19:11:03 2012
Copyright (c) 1982, 2010, Oracle.  All rights reserved.
ERROR:
ORA-12560: TNS:protocol adapter error
BlackSwan wrote on Sun, 15 April 2012 18:07
 >Nope. Can you please check if my listener.ora is fine, and could you also paste the contents of your listener.ora.listener.ora file is NOT required.
 listener can start without it existing
 
 have you tried adding correct entry into "hosts" file?
 192.168.0.15 DSG-HP6555b
 Yep, same results
   But obviously this could be different everytime DHCP assigns me a new IP address
 [Updated on: Sun, 15 April 2012 13:23] Report message to a moderator |  
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			| Re: Installation of Oracle 11gR2 on Windows 7 64-bit: fails with ORA-12560: TNS:protocol adapter err [message #551133 is a reply to message #551122] | Sun, 15 April 2012 15:15   |  
			| 
				
				|  | d_seng Messages: 78
 Registered: November 2011
 Location: UK
 | Member |  |  |  
	| BlackSwan wrote on Sun, 15 April 2012 19:57 OK things look good above.open Command Window & issue following OS commands
 (issue Ctrl-C if required below)
 
 ping 192.168.0.15
 ping DSG-HP6555b
 telnet 192.168.0.15 1521
 
 ideally the last command (telnet) should result similar to below:
 
 
 
oracle@bcm-laptop:~$ telnet 127.0.0.1 1521
Trying 127.0.0.1...
Connected to 127.0.0.1.
Escape character is '^]'.
 COPY commands & results then PASTE all back here
 Here it is:
 C:\Users\d_seng>ping 192.168.0.15
 
 Pinging 192.168.0.15 with 32 bytes of data:
 Reply from 192.168.0.15: bytes=32 time<1ms TTL=128
 Reply from 192.168.0.15: bytes=32 time<1ms TTL=128
 Reply from 192.168.0.15: bytes=32 time<1ms TTL=128
 Reply from 192.168.0.15: bytes=32 time<1ms TTL=128
 
 Ping statistics for 192.168.0.15:
 Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
 Approximate round trip times in milli-seconds:
 Minimum = 0ms, Maximum = 0ms, Average = 0ms
 
 C:\Users\d_seng>ping DSG-HP6555b
 
 Pinging DSG-HP6555b [127.0.0.1] with 32 bytes of data:
 Reply from 127.0.0.1: bytes=32 time<1ms TTL=128
 Reply from 127.0.0.1: bytes=32 time<1ms TTL=128
 Reply from 127.0.0.1: bytes=32 time<1ms TTL=128
 Reply from 127.0.0.1: bytes=32 time<1ms TTL=128
 
 Ping statistics for 127.0.0.1:
 Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
 Approximate round trip times in milli-seconds:
 Minimum = 0ms, Maximum = 0ms, Average = 0ms
 
 C:\Users\d_seng>telnet 192.168.0.15 1521
 Screen stays blank for half a minute and then comes back to the command prompt. But no 'connection refused' messages. Same response for 127.0.0.1. Any problems here? Telnet server is enabled.
 
 
 John Watson wrote on Sun, 15 April 2012 20:29
 Dhruva, may I ask an obvious question: why are you doing this? You could just install the 64bit version of the software, http://www.oracle.com/technetwork/developer-tools/warehouse/downloads/software/index.html
 
 Hi John, as I mentioned, I need to install 32-bit server since Oracle Warehouse Builder will not run on a 64-bit o/s. Further, I use Toad 9.7.2 which will only recognise client 32-bit.
 
 I am surprised OWB is available as a product in the 64-bit installer, even though it won't work!
 
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			| Re: Installation of Oracle 11gR2 on Windows 7 64-bit: fails with ORA-12560: TNS:protocol adapter err [message #552243 is a reply to message #552241] | Tue, 24 April 2012 08:15   |  
			| 
				
				
					| John Watson Messages: 8989
 Registered: January 2010
 Location: Global Village
 | Senior Member |  |  |  
	| Earlier in this thread I gave the exact sequence of commands to get a sysdba connection. The only point that might be missing in a new installation is that the line SQLNET.AUTHENTICATION_SERVICES= (nts)
 must be included in your %ORACLE_HOME%\network\admin\sqlnet.ora file.
 
 What you perhaps do not understand is that a Windows service is not an Oracle instance. You register the Oracle instance as a Windows service with the oradim utility, but creating the instance is a separate process.
 
 I don't think I can assist you, whatever we've tried has failed. Possibly, I would guess now, because of Windows security. If you ever change users, groups, machine names, pretty much anything security related on Windows, you can get totally stuck. An Active Directory makes it worse.
 
 Perhaps someone else can help.
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