Questions tagged [tns]

An proprietary Oracle networking technology that provides connectivity to Oracle databases

Transparent Network Substrate (TNS) is, [to quote]:

A foundation technology, built into the Oracle Net foundation layer that works with any standard network transport protocol.

210 questions
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cannot connect using sql developer

cannot connect using sql developer. I use the same username and password in sqlPlus and it would allow me to connect, however :when I try Sql Developer I get Status: Failure - Test failed: Listener refused the connection with the following error:…
user2791420
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Problems resolving Oracle SID via LDAP/OID lookup with Thin JDBC Client

We are using OID/LDAP lookup for our connection configuration. Both the TNS_ADMIN environment variable and the oracle.net.tns_admin Java property are set correctly and points to a directory that contains sqlnet.ora and ldap.ora. However, the JDBC…
jasonkarns
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TNS:could not resolve the connect identifier specified in .NET OracleClient

Im using a .net OracleClient in my machine for connecting to a Database in Oracle. When im trying to connect its showing this TNS Error. Now, I have edited the tnsnames.ora file and sqlnet.ora file. When I access the Oracle using a ServerExplorer.…
smilu
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WCF Wsdl - Get rid of the "tns" xml namespace prefix with my own prefix?

Is there any way to replace all tns prefixes by my own when my WSDL is generated? I know that setting the namespace and name of my ServiceContract, OperationContract, DataContract, etc. makes it so I don't have the ugly http://tempuri.org/…
michael
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JS Access Method from outside of script file

This one might be a silly question but I really need to fix a tiny slider issue for it's autoplay. The problem is, are there any way of accessing already instanced object from outside of the script file itself? Note: without knowing the variable /…
Hernanda
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tns preview doesn't work doe to unexpected token

Project successfully prepared (ios) Start sending initial files for device iPhone. Successfully sent initial files for device iPhone. SyntaxError: Unexpected token < in JSON at position 0 at JSON.parse () at PreviewSdkService.…
Dan Black
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Unable to Create Angular Native Shared Application

I am following https://docs.nativescript.org/angular/tooling/angular-cli#installation doc to create NativaScript + Angular Shared application I did the following npm i -g @angular/cli npm i -g @nativescript/schematics then from suitable folder ng…
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Oracle XE 18C Express Edition Ora-12541 : TNS : No listener

I installed Oracle XE 18C Express Edition on my Windows 10 and successefully connected to the pluggable database XEPDB1 the first time.After that, all my temptations to connect to this database have failed. The error I receive is : Ora-12541 : TNS :…
Ifada
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Enoent rename error in NPM through docker

I have a CI script to compile a nativescript mobile application that runs in a docker container. When I try to run it, I get the following error: npm ERR! code ENOENT npm ERR! syscall rename npm ERR! path…
Miguel Mesquita Alfaiate
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Oracle: determine maximum number of connections suppported

I have a setup where 180 jobs try to access oracle at the same time, i.e. they don't close connections quickly because they may be waiting for e.g. an ftp connection to open. From oracle, I get the error: Listener refused the connection with the…
Adder
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ODBC Oracle Connection error from MS Access

I currently support an MS Access database that has linked connections using the Microsoft ODBC Driver for Oracle. I can connect to the current linked tables without any issues, but we are required for security reasons to change the password on the…
Taryn
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Regex w/grep against tnsnames.ora

I am trying to print out the contents of a TNS entry from the tnsnames.ora file to make sure it is correct from an Oracle RAC environment. So if I do something like: grep -A 4 "mydb.mydomain.com" $ORACLE_HOME/network/admin/tnsnames.ora I will get…
dave111
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Can't connect to Oracle using tns

I'm using an Oracle 11g R2 database. I use Oracle SQL Developer. If i create a new connection and check Basic Connection Type and fill the fields i can connect. If i select TNS and select the one i want in the dropdown menu, it says Failure E/S…
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Connection Error:Oracle.DataAccess.Client.OracleException ORA-12170

This has taken many hours of mine. I have to get this .Net app to run on an XP system. Someone seems to have messed up some files so conn.Open() in the C# is causing this error: Connection Error:Oracle.DataAccess.Client.OracleException…
psyb0rg
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JDBC Connection failing with ORA-12505 on Win8, Oracle 11g XE

I'm having an error that goes beyond what I see in TNS-12505: TNS:listener does not currently know of SID given in connect descriptor I'm using Windows 8, Oracle 11.2 XE, java 1.7.15, and Eclipse Juno SR2. The error I receive…
JDC
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