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Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Action: Not normally visible to the user. Use the Oracle Network Manager to generate the configuration files if necessary. ORA-12154: TNS: could not resolve the connect identifier specified ORA-12154 occurs when the transparent network substrate (TNS) cannot resolve the service name.

Action: Add a PREFERRED_CMANAGERS entry to the TNSNAV.ORA file. Action: Define the ADDRESS as part of the PREFERRED_CMANAGERS binding. Click the Security tab and click the Edit button. Training and Tutorials Learn how to master Tableau's products with our on-demand, live or class room training. https://blogs.msdn.microsoft.com/dataaccesstechnologies/2010/06/30/ora-12154-tns-could-not-resolve-the-connect-identifier-specified-error-while-creating-a-linked-server-to-oracle/

Ora-12154 Error

Action: Check the net service name"s connect descriptor in the local naming file (TNSNAMES.ORA) or in the directory server (Oracle Internet Directory). Action: - If you are using local naming (TNSNAMES.ORA file): - Make sure that "TNSNAMES" is listed as one of the values of the NAMES.DIRECTORY_PATH parameter in the Oracle Net profile For further details, turn on tracing and reexecute the operation.

There you need an entry like this: NAMES.DIRECTORY_PATH = (TNSNAMES) Set environment variable TNS_ADMIN to location of these files, i.e. Check the "HKEY_LOCAL_MACHINE\SOFTWARE\ORACLE\ALL_HOMES\HOME_COUNTER" key value.

10. Step 10  In the Permissions area,ensure that the Full control and Modify check boxes are selected. Tns Could Not Resolve The Connect Identifier Specified Sqlplus Easysoft ODBC-Oracle Driver Why do I get error "ORA-12154: TNS:could not resolve the connect identifier specified"?

If this is not possible, contact Worldwide Customer Support. Ora-12154 Tns Could Not Resolve The Connect Identifier Specified Windows 7 Integer function which takes every value infinitely often Why don't C++ compilers optimize this conditional boolean assignment as an unconditional assignment? If the Oracle data connection errors persist, do the following: Check the TNSNames.ora folder path used to create the TNS_ADMIN variable.Restart your machine to ensure that the TNS_ADMIN variable is recognized.Check https://docs.oracle.com/cd/A57673_01/DOC/net/doc/NWUS233/apc.htm Why is the FBI making such a big deal out Hillary Clinton's private email server?

| Search MSDN Search all blogs Search this blog Sign in Data Access Technologies Data Access Technologies (Data Access, XML, SSIS, LINQ, System.Data …) “ORA-12154: TNS: could not resolve the connect Asp.net Ora-12154: Tns:could Not Resolve The Connect Identifier Specified This didn't help me connect using SQL Developer, though - I already could connect with SQL Plus, so I knew a UDL connection would succeed. still getting same error. For Tableau Desktop 8.1 and earlier, follow the steps in the Oracle Connection dialog box to complete the connection.

Ora-12154 Tns Could Not Resolve The Connect Identifier Specified Windows 7

ORA-12165: TNS:Trying to write trace file into swap space. try this ORA-12213: TNS:incomplete PREFERRED_CMANAGERS binding in TNSNAV.ORA Cause: The PREFERRED_CMANAGERS binding in the client"s TNSNAV.ORA file does not have an ADDRESS specified. Ora-12154 Error Step 7  Download and install the appropriate Oracle drivers from the Tableau Drivers page. Error While Trying To Retrieve Text For Error Ora-12154 share|improve this answer answered Feb 21 '12 at 9:53 Anto 211 add a comment| up vote 1 down vote If there is a space in the beginning of the tns name

Action: Define the CMANAGER_NAME as part of the PREFERRED_CMANAGERS binding. share|improve this answer edited Oct 8 '15 at 22:30 PreguntonCojoneroCabrón 189114 answered Apr 12 '11 at 10:43 khizer jalal 111 2 run "telnet HOST.XYZi.com 1521" from a command prompt and Reply Yogayndra says: March 12, 2013 at 4:04 am Thanks the sample complete datasource was really helpful for connectivity. If the supplied ADDRESS is typographically correct then support for that protocol is not installed. Ora-12154 Tns Could Not Resolve Service Name Oracle 11g

In some cases, this error is returned when a connection cannot be made to the protocol transport. TNS_ADMIN is added to change the default path for Tnsnames.ora entry. Verify if you can connect to Oracle from the SQL server machine using tools installed with Oracle Client [For example "SQL Developer" or “SQL Plus”] with the same user id/password or Last but not least when you eventually connect with ASP.net remember that you can use the Oracle data connection libraries.

Knowledge Base Get detailed answers and how-to step-by-step instructions for your issues and technical questions. Tns Could Not Resolve The Connect Identifier Specified Oracle 10g Action: None. If error persists, contact Worldwide Customer Support.

Make sure you don’t have multiple Oracle homes or multiple Oracle clients installed.

Action: Not normally visible to the user. ORA-12225: TNS:destination host unreachable Cause: Contact can not be made with remote party. This check can be accomplished simply by going to the internet and being able to pull up this page. 12. Sql*loader-704: Internal Error: Ulconnect: Ociserverattach [0] Either install the sqlnet.fdf file in $ORACLE_HOME/network/admin or turn off tracing in your ORA file.

In order to resolve this, I created both folders and created a tnsnames.ora file in the new admin/ containing my connection string. Process monitor log should show if we are able to find the tnsnames.ora file.

9. Oracle technology is changing and we strive to update our BC Oracle support information. ORA-12228: TNS:protocol adapter not loadable Cause: On some platforms (such as Windows) protocol support is loaded at run-time.

Is it dangerous to use default router admin passwords if only trusted users are allowed on the network? Make sure you can ping any server names short or long. If a TNSNames.ora file does not exist on the machine, you will need to create one in a text editor. Step 10 Restart your machine to ensure that the new environmental variable is recognized.

There are no TNSNAV.ORA files available, or they are defective. Action: Install support for the protocol or correct typographical error, as appropriate. Below is a potential template for an entry. They are: ORA-12154 ``TNS:could not resolve service name" ORA-12198 ``TNS:could not find path to destination" ORA-12203 ``TNS:unable to connect to destination" ORA-12500 ``TNS:listener failed to start a dedicated server process" ORA-12533

Not the answer you're looking for? Though the TNSNames.ora file may not always be required. Still does't work. Step 4 In the System Properties dialog box, on the Advanced tab, select Environment Variables. Step 5 In the Environment Variables dialog box, under System variables, click New. Step

Make sure there are no syntax errors anywhere in the TNSNAMES.ORA file. There are a few ways that the Oracle client code can look up connect data: A flat file named tnsnames.ora Oracle Names service LDAP If you see the whole ORA-12154 error If you are using directory naming: Verify that LDAP is listed as one of the values of the names.directory_path parameter in the sqlnet.ora Oracle Net profile. Ask your Oracle database administrator to apply Oracle patch 9.2.0.6 or another patch appropriate for your server.

Step 1  Verify the location of the TNSNames.ora file, or the equivalent SQLNET.ora and LDAP.ora files on the machine. For further details, turn on tracing and reexecute the operation. Action: Define the LOCAL_COMMUNITIES for this node in the TNSNAV.ORA file. Step 7 In the text box, type the location of the TNSNames.ora file. Step 8 Click OK to add this variable.

Set the Oracle initialization parameter 'STAR_TRANSFORMATION_ENABLED' to FALSE.Alternatively, if you would like to test this issue further follow the optional procedure listed below. Step 1 Determine the folder path for TNSNames.