A Network Listener waits for and responds to incoming network requests. Use this tag for questions about e.g. the Oracle Net Listener or SQL Server Availability Group Listener. Be sure to also tag the product name.

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Unable to create availability group

While trying to create an availability group, I am getting the below error. Can someone find the root cause of this? I even granted "create computer objects" permission, but it still did not work. ...
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2answers
40 views

How is an AAG listener implemented? Where does it run?

I'm fairly new to SQL Server but generally well versed in RDBMS and network topics. I'm trying to wrap my head around AlwaysOn Availability Groups. I've read a handful of articles on MSDN and Googled ...
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0answers
25 views

Fail to perfom static registration of nomount instance

I'm trying to make standby to database. I've insalled Oracle 11g database on virtual machine (host - oratest). Standby is on virtual machine too (standbysrv). When I'm trying to connect from source ...
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2answers
35 views

Disable MEMORY_TARGET after being locked out of database?

I'm setting up a local development environment in a virtual machine in which I installed Oracle XE among other software. When I initially set up the virtual machine, the RAM was set to 4Gb. In this ...
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3answers
116 views

lsnrctl is not working on Ubuntu 14.04

I have managed to install Oracle 11g on Ubuntu 14.04 through lots of pain. I managed to install it in the end but listener does not seem to be working and even responding any command. My ...
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0answers
33 views

One Listener for two Oracle Versions

I've got an dev machine with Oracle 10 and 11 running (on separate users) So I want to use only one Listener (the new from 11). I deleted the Listener of Oracle10 and created one on Oracle11. After ...
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1answer
99 views

adrci not purge trace files and alert logs

I try to purge some files in oracle. I use adrci. I want to purge trace files in listener file. But it's not work. I don't know why. [grid@orcl1 app]$ adrci adrci> set homepath ...
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0answers
101 views

TNS Listener started but not working

My listener exists and is started, but when I try to connect to the database it tells me no listener exists. I've tried restarting the listener to no effect. listener.ora SID_LIST_LISTENER = ...
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0answers
97 views

Issues with SCAN IPs in Oracle RAC

I have 5 SCAN IPs running in my two node RAC database - 12c. Thing is that one scan listener is running in my node 1 and other listeners are running in node 2. When I try to ping the one scan listener ...
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2answers
27 views

Oracle how do i see who connected to my database

I am using oracle 11g and I would like to see who connected to my database some hours ago. In what file can I see those who have connected to my database through a network connection? Thanks
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1answer
96 views

Remote connection issue from windows machine

I have installed database 11g on machine A (Windows). Now I need to access that database from machine B (Windows), where my application is placed. I am able to ping B --> A but telnet is not working. ...
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1answer
67 views

Listener protocol error - Oracle

Okay first things first, this is probably a common issue which gets resolved going through all those questions and googling it but still I face this issue: LSNRCTL> service Connecting to ...
2
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1answer
84 views

Oracle Application Express Listener PDF Report

We need our reports to be available in PDF format on our Oracle 11g, APEX:4.2.6 Followed this tutorial and selected "Oracle APEX Listener". But the generated PDF report is empty. We are using EPG. ...
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1answer
70 views

SQL Server 2014 AG Listener

I have built a two node SQL Server 2014 Always On cluster on the same subnet. I need to create two availability groups/listeners in the same instance for two sets of databases. Do I need two separate ...
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0answers
105 views

Oracle Rac With Scan Error

I have installed Oracle RAC with ASM on Oracle Linux 5.8. My database version is 11.2.0.1. I have 2 node in my plan and all of them are active. I set scan in my DNS server but I can not connect to ...
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0answers
361 views

TNS-12500: TNS:listener failed to start a dedicated server process Oracle9i Database on Windows 2003 64x server

My client wants to move his database from Windows 2000 server to Windows 2003 Enterprise Edition 64x server. I have created the Windows servers in VMware and installed the Oracle 9i databases on it. ...
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1answer
32 views

Configuring Listener on Oracle Server

I am very much new to Oracle environment. I was trying to connect to my Oracle server from another machine on the same network. I found out that I need to configure Oracle Listener on the server that ...
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2answers
123 views

Query to get the listener.ora path in Oracle 11G

Can anyone help me out with an PL/SQL query to get the path of the listener.ora file in Oracle 11G? I require it to be fetched from the Oracle DB only via an SQL query & not via the Operating ...
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0answers
230 views

Oracle listener configuration

I have oracle 11.2.0 installed on linux. And I have arcgis server 10.2 on the same machine. I created an geodatabase. But when i try the sde functions like sde.st_asText i got: -ORA-28575: unable to ...
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1answer
9k views

How to fix “TNS:listener does not currently know of SID given in connect descriptor” with DBVisualizer on Linux?

I am trying to connect with Oracle database from a server having Oracle client installed (RHEL Linux Environment). I installed DB Visualizer on client machine. But getting listner error on hitting ...
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0answers
26 views

Oracle listener up but instance connection blocked ORA-12528 / ORA-12505! [duplicate]

Its been one week since i last try to run my final project that i worked in my last internship at some banking company. Suddenly, my webapps (java project) in eclipse cant start. In the log it says ...
2
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1answer
1k views

ORA-12528 and ORA-12505 error on Oracle database 11g

It's been one week since I last tried to run my final project that I worked on in my last internship at some banking company. Suddenly, my webapps (Java project) in Eclipse can't start. In the log it ...
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0answers
3k views

TNS-01190: The user is not authorized to execute the requested listener command

Oracle 11g Release 2 Oracle Linux Enterprise 5.10 [oracle@dub-ImrORA3 scripts]$ id oracle uid=502(oracle) gid=502(oinstall) groups=502(oinstall),503(dba),504(oper) ...
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2answers
17k views

How to solve “ORA-12514: TNS:listener does not currently know of service requested in connect descriptor” error?

I am trying to create connection with the database for debugging ASP.Net website. Database is 11g Oracle DB... There is no problem when I connect using SQL Developer, however using Visual Studio I get ...
2
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1answer
548 views

Linking Oracle 10g XE with SQL server using ODBC

I am connecting Oracle 10 XE with an SQL server 2008 using ODBC in windows 7. I have successfully done following steps: Configured ODBC and test it, runs ok! Configured listener in tnsnames.ora and ...
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1answer
263 views

How do the Oracle DB instance and the local listener communicate?

It seems this my other question needs some background: Basically, on Windows, how do the Oracle DB instance process and the listener process communicate? Do they use TCP? Is the configuration of this ...
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1answer
21k views

ORA-01034: ORACLE not available in oracle 11g

I installed oracle 11g on ubuntu 14.04 and i started lister and the message is as below. LSNRCTL for Linux: Version 11.2.0.2.0 - Production on 10-OCT-2014 14:20:02 Copyright (c) 1991, 2011, Oracle. ...
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3answers
22k views

ORA-12541: TNS:no listener

I've been working this issue all day, reading posts here and other locations. I'm just not able to get past this error. I can connect just fine locally on my server (CentOS), but continue to get the ...
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0answers
10k views

ORA-12518: TNS:listener could not hand off client connection ORACLE XE 11.2 x64

Im starting to be very very frustrated by this Oracle. So, I have installed Oracle XE 11.2 64 bit and ODAC121012_x64. I can start listener, I can do tnsping xe, but when I try to connect as via ...
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1answer
14k views

Linux Error: 111: Connection refused LSNRCTL

I have a problem starting my listener, I am using Centos 6.5 and Oracle 12cR1. Database has been installed successfully. Now my issue is when I start my listener, the following error is shown: ...
3
votes
1answer
7k views

Oracle program “lsnrctl” is missing after the installation of 32bit Oracle client

I cleaned up my computer for all old Oracle stuff using Uninstall (OUI) and then later used regedit to delete all references to Oracle and then deleted all remains of Oracle directories. I have HP ...
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2answers
2k views

How does SQL*Plus connect to Oracle without a listener?

sqlplus can be used even if there is no listener in the system, or if it isn't running. How does SQL*Plus connect to Oracle without a listener? I can connect any user using SQL*plus even with no ...
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1answer
4k views

listener can not start

My listener in Oracle 11g R2 can not start . When I want to give the status of that, the error in below is shown: Connecting to <ADDRESS=<PROTOCOL=tcp><HODT=><PORT=1521>> ...
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2answers
4k views

Listener Log Oracle 11g R2

I'm using Oracle 11gR2 in RHEL5. Now a days my application, during run time, is showing exception as below. Listener refused the connection with the following error: ORA-12519, TNS:no appropriate ...
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2answers
4k views

Cannot connect to database remotely (not even locally when using ip address)

I can login using this command: sqlplus test/test@127.0.0.1:1521/local But not this one: (where 192.168.0.240) is my IP sqlplus test/test@192.168.0.240:1521/local I am absolutely sure that my ip ...
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1answer
1k views

Unable to create a new listener in oracle 11g

In net manager i get an error message "A valid logfile is required" when i click on listener and choose '+' button. and then it keeps on giving me that error when i click on any other tab or button in ...
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1answer
840 views

extproc env variables oracle 11g

I have oracle 11g with extproc separately configured in listener.ora. Users report some environmental variables that should be exported are not set. From where does extproc gets it environment ...
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0answers
4k views

Oracle 11g R2 on CentOS 6.3, and Net Configuration Assistant

this is my first time to install Oracle 11g R2 on Linux. I made all instructions in Oracle documentation. But in the installation process, the Net Configuration Manager is failed. I continued the ...
10
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1answer
54k views

Oracle 11g listener fails with ORA-12514 and ORA-12505 errors

I run an instance of Oracle 11g locally on my development machine and can connect to the local instance directly via SqlPlus: c:\>sqlplus ace SQL*Plus: Release 11.2.0.2.0 Production on Mon Mar ...
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1answer
2k views

listener does not currently know of SID given in connect descriptor in oracle 10g and solaris 10 env

I have an Oracle 10g database on a Solaris 10 system. The SID=OTRS, I can connect to the Oracle database from the local server itself. But I am not able to connect from another client. It is returning ...
0
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1answer
20k views

check listener status other than 1521

I have two listner: one is running on port 1521 another on 1531. lsnrctl stat show's status of services running on port 1521 only. How should i check whether the services running on port 1531 is ...
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1answer
8k views

User can't stop Oracle listener (TNS-01190)

I have Oracle 10g installed on RedHat Enterprise Linux 5. I have 2 users that use Oracle: uid=501(user1) gid=502(group1) groupes=500(oinstall),501(dba),502(group1) and uid=500(oracle) ...
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votes
1answer
4k views

Oracle 10g Listener problem

In Oracle 10g I have a listener problem, Here is tnsnames.ora : MYTNS = (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP) (HOST = testiold) (PORT = 1521) ...
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vote
1answer
6k views

Oracle server connection reset by peer socket write error

Full disclosure, I'm not a database admin, but if anyone is able to help me, it would be you guys. Our Oracle 11g database server stopped working, I'm not aware of anything that could have caused it, ...
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1answer
3k views

Override default SERVICE_NAME in init.ora

I'd like to define several service names for my instance in such a way that users should not know the actual instance name. This is what I have done in my init.ora: db_domain='company.com' ...
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vote
2answers
26k views

ORA-01034: ORACLE not available

I tried to start the listener and do a dbstart, but it looks like it is still saying "Oracle Not available". Maybe the dbstart didn't work. Any suggestions would help me. [user@fedora16 bin]$ echo ...
3
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2answers
30k views

Error ORA-12541: TNS:no listener

Whenever I try to start the listener (I just have only one Oracle database) I get the following: LSNRCTL> status Connecting to ...
2
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1answer
19k views

SQL Developer cannot connect to Oracle database, yet sqlplus can!

I am having a problem connecting sql developer to my Oracle 10g database. sqlplus is able to connect fine, but when I try to open the connection in sql developer, I get 'ORA-12514 TNS does not know ...
9
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2answers
82k views

How to configure an Oracle Listener without SID_LIST_LISTENER in listener.ora?

I have access to a ORACLE 11g server using the following listener.ora # listener.ora Network Configuration File: D:\app\Administrator\product\11.1.0\db_1\NETWORK\ADMIN\listener.ora # Generated by ...