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Reply Skip to main content Follow UsPopular TagsNONSSIS SSIS Native Data Access Technologies OLEDB Linked Server ADO.NET SQL Server SSMA Kerberos Oracle ADO SQL Server Connectivity ODBC SPN ADO .NET Sync Use of the Oracle Network Manager should eliminate this error. ORA-12215: TNS:poorly formed PREFERRED_NAVIGATORS Addresses in TNSNAV.ORA Cause: Address binding for PREFERRED_NAVIGATORS entry is improperly entered. ORA-12169: TNS:Net service name given as connect identifier is too long Cause: The net service name you are attempting to resolve is too long. Check This Out

ORADATA = (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL=TCP)(HOST=himanshu-PC)(PORT=1521)) ) (CONNECT_DATA = (SERVICE_NAME = oradata) (SERVER = DEDICATED) ) ) Regards Like Show Instance "ORADATA", status UNKNOWN, has 1 handler(s) for this service... Reload to refresh your session. I am not a VB programmer, but I know you should be able to go to File->Get External Data->Link Tables and connect to your ODBC source.

Ora-12154 Tns Could Not Resolve Service Name

The TNS-03505 is telling you that it simply cannot find any record of the database you are trying to establish a connection with. Errors in a TNSNAMES.ORA file may make it unusable. You either need a 32 bit client or 64 bit Toad. 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 (SQLNET.ORA) Verify

TOra or something similar (TOAD, SQL*Plus etc) will prove invaluable in debugging and improving your SQL. Make sure the host, port and service name specified are correct. ORA-12227: TNS:syntax error Cause: The supplied connect descriptor contains illegal syntax. Ora-12154 Tns Could Not Resolve Service Name Oracle 11g You may need to ensure that the name was entered correctly into the network configuration.

You have posted to a forum that requires a moderator to approve posts before they are publicly available. Ora-12154 Tns Could Not Resolve The Connect Identifier Specified Windows 7 Verify that the default context being used is correct by specifying a fully qualified net service name or a full LDAP DN as the connect identifier If you are using easy To reply, please reply-all to this email. ORA-12206: TNS:received a TNS error during navigation Cause: Internal navigation error because of an unexpected TNS error.

i have tried the instructions given by http://www.youtube.com/watch still, its not solved.. Asp.net Ora-12154: Tns:could Not Resolve The Connect Identifier Specified Please help. Some things to check include the following: Verify that you have spelled the database name correctly, and that the database has an appropriate entry in the tnsnames.ora, including assurance that the Action: The maximum length of a net service name is 255 bytes; this limit has been exceeded.

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

Verify experience! Does a byte contain 8 bits, or 9? Ora-12154 Tns Could Not Resolve Service Name Still does't work. Tns Could Not Resolve The Connect Identifier Specified Oracle 10g 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

Action: Not normally visible to the user. http://mixtecadigital.com/could-not/unable-to-resolve-the-url-to-a-valid-ip-address.html share|improve this answer answered Jan 15 '14 at 8:00 Law 111 add a comment| up vote 1 down vote It has nothing to do with a space embedded in the folder TNS alias could not be resolved into a connect descriptor

Below is a list of things that you can try to resolve this issue.

1. I'll assume the name you gave of DATASOURCE. Tns Could Not Resolve The Connect Identifier Specified Odbc

and/or other countries. Check for the registry key “TNS_ADMIN” at HKEY_LOCAL_MACHINE\SOFTWARE\ORACLE. ORA-12219: TNS:missing community name from address in ADDRESS_LIST Cause: This error occurs when an ADDRESS_LIST has some ADDRESSes in it that have no COMMUNITY component and others that do have a http://mixtecadigital.com/could-not/unable-to-resolve-dns-cache.html Sample: In SQLNet.ora: NAMES.DEFAULT_DOMAIN = PROD.QUEST In TNSNames.ora: TEST.PROD.QUEST= (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)(HOST = TEST206115)(PORT = 1521)) ) (CONNECT_DATA = (SERVER = DEDICATED) (SERVICE_NAME = test.prod.quest)

Verify that the net service name or database name used as the connect identifier is configured in the directory. Tns Could Not Resolve The Connect Identifier Specified Sqlplus Data Source=(DESCRIPTION=(CID=GTU_APP)(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST= server01.mydomain.com)(PORT=1521)))(CONNECT_DATA=(SID=OracleDB)(SERVER=DEDICATED))); Reply Gr says: October 4, 2013 at 11:43 am How Can Write Code in Access So That Link To Specified Table In ORacle Without Using ODBC, When Give Feel free to ask questions on our Oracle forum.

This should point to the admin folder of the oracle tnsnames.ora file.

Explain that the path will not include "client_1" if the database has a Service Name instead of a SID. 8. But basically I have only one controller: public class HomeController : Controller { // this service causes the issue when being injected. Check for the registry key “TNS_ADMIN” at HKEY_LOCAL_MACHINE\SOFTWARE\ORACLE. Ora-12154 Tns Listener Does Not Currently Know Of Service Requested In Connect Descriptor Something is wrong with the way the alias is created in the tnsnames.ora file (incorrect syntax)

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You can not post a blank message. more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed This is useful when its used in a network environment where a generic tnsnames.ora entry can be setup for all the network computers. http://mixtecadigital.com/could-not/unable-to-resolve-check-cast.html Luckily, the frustration of so many previous users has prompted some fairly straightforward solutions to the issue.

Thank you very very much. Greg On Sep 29, 2014, at 10:06 PM, azmat.zaheer wrote: RE: Unable to resolve tns names Reply by azmat.zaheer Hi, I am also getting the same error: ORA-12154: TNS:could not The trace file will have the name of the shared library (or DLL) that has not been loaded. Action: Reestablish connection.

Also indicate that other Oracle Home directories should probably be removed/Oracle client instances uninstalled using the Oracle installer program to remove them. 10. After making it readable connecting via tns locally worked. $ chmod +r tnsnames.ora share|improve this answer answered Aug 20 '15 at 16:00 stantont 9313 add a comment| up vote 0 down Being able to connect using SQL Plus isn't a guarantee Oracle SQL Developer will work - in fact, I ran into that very case where SQL Developer would not connect, while You can try collecting simultaneous Network trace from both SQL and Oracle servers and check if there are any communications between the two servers.

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Try enclosing the connect identifier in quote marks. services.AddDeveloperIdentityServer() //.AddInMemoryStores() // Uncommenting this line does not make any difference. .AddAspNetIdentity(); //Add EF services services.AddDbContext(options => { options.UseSqlServer(connectionString, sqlServerOptions => sqlServerOptions.MigrationsAssembly(migrationsAssembly)); }); // AspNet Core MVC services.AddMvc(); and finally pipeline I had Vs2010, et oracle 11.0 installed. Any suggestions or comment ?

Make sure the host, port and service name specified are correct. If you don’t see the key then create the key and set appropriate value as below. Action: Add a PREFERRED_CMANAGERS entry to the TNSNAV.ORA file. ORA-12160: TNS:internal error: Bad error number Cause: Corrupt error reporting subsystem.

Was able to edit the TNS_Names and to get it working after a 2nd Oracle Client attempt was made. Action: None.