Listner Error
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ora 12541 no listener oracle 11g ORA-12541: TNS: no listener Oracle tns no listener error in oracle 11g Tips by John Garmany You Asked: I get the ORA-12541 error message when I try to connect through Forms6i andTns-00511: No Listener
Reports6i Builder. I've started the listener also. I have no problems accessing the database through SQL*Plus. I've checked the listener.ora and tnsnames.ora files and everything seems okay. We Said: From the docs: ORA-12541: TNS
Ora 12541 Tns No Listener Oracle 11g Client
no listener Cause: Listener for the source repository has not been started. Action: Start the Listener on the machine where the source repository resides. Basically the Forms server could not find the listener. First check the tnsnames.ora file and ensure that it points to the correct server and port. If the Forms server is on another machine, test the TNS resolve with tnsping from the command prompt. Finally, tns-12560: tns:protocol adapter error check the listener. First, ensure that your listener service is running. C:\Documents and Settings\ME>lsnrctl stat This should show the status of the listener and the services it is listening for. Remember that when you run SQL*Plus on the database server, it does not need the listener to connect unless you specify the database tnsnames.ora entry.Try to start the listener service using lsnrctl from DOS prompt. set ORACLE_HOME= cd %ORACLE_HOME%/bin lsnrctl start LISTENER If the listener service is not running, re-start the listener service using the Windows task manager or use the DOS command line utility to re-start the Windows service with the "net start" command: C:\Documents and Settings\ME>net start OracleOraDb10g_home1TNSListener You can use the lsnrctl status command to verify that the listener is down, and lsnrctl start to start your listener. If you are on Windows, also verify that the listener service is running. Here are more notes on lsnrctl: Oracle listener lsnrctl command Oracle listener lsnrctl command Oracle listener security tips Blocking Oracle access by IP Addresses �� Burleson is the American Tea
Anil Kumar on June 26, 2013 All Posts, Database, Oracle DBA 18 Comments Resolved ORA-12541: TNS no listener error 4.57 (91.43%) 7 votes N no. of articles you will
Ora-12514 Tns No Listener
find on the internet about "ORA-12541 TNS no listener error" but still finding an ora 12541 tns no listener toad effective solution. Don't worry this solution helped me a lot and I hope it will help you too. I got ora-12541: tns:no listener linux the same issue while working on Oracle 10g database then I decided to share my experience and steps to resolve this issue. Error Message: ORA-12541 TNS no listener error Resolution: Now you have http://www.dba-oracle.com/t_ora_12541_tns_no_listener.htm to follow below mentioned steps to resolve the ORA-12541 issue. Step-1: First check your listener status. C:\>lsnrctl status The above command will show the current status of your listener. Step-2: Start the listener, if listener is not running. C:\>lsnrctl start This command will start all your listener services. Step-3: Stop the listener, if listener is running. C:\>lsnrctl stop This command will stop all your listener services. Step-4: Now http://itbloggertips.com/2013/06/resolved-ora-12541-tns-no-listener-error/ restart the listener. C:\>lsnrctl reload This command will restart all your listener services. Note: If you want to see all the available listener commands. Type lsnrtcl help on command prompt and you will get all available options. C:\>lsnrctl help LSNRCTL for 32-bit Windows: Version 11.2.0.2.0 - Production on 02-JUL-2015 20:25:14 Copyright (c) 1991, 2010, Oracle. All rights reserved. The following operations are available An asterisk (*) denotes a modifier or extended command: start stop status services version reload save_config trace change_password quit exit set* show* Step-5: One last and very important thing which you have to do. Open sqlnet.ora file and make the changes as suggested. Change NTS to NONE SQLNET.AUTHENTICATION_SERVICES = (NONE) Now restart the listener services and your listener problem ORA-12541 will be resolved. If this is not working, do write in comment section. I will try to help you at the earliest. Get Free Blogging Tips & Technology updates in your Email !!! Subscribe via RSS feed 0 Related PostsFixed ORA-12518: TNS:listener could not hand off client connectionResolved ORA-12528: TNS:listener: all appropriate instances are blocking new connections errorFixed: ORA-01722: invalid numberOrac
here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting http://stackoverflow.com/questions/13358656/oracle-client-ora-12541-tnsno-listener ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 6.2 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up Oracle client ORA-12541: TNS:no listener [closed] up vote 20 down vote favorite 1 I am new on Oracle database, but I have one issue, now on my Database server (server1) listener and database instance is run correctly and no listener I can use sqlplus to connect to this DB, But when I connect to database by using other server, I check the TNS configuration is correct but system said ERROR: ORA-12541: TNS:no listener My database is Oracle 10gR2 So how can I solve this issue? oracle listener share|improve this question edited Sep 23 '14 at 9:26 subhashis 1,55672430 asked Nov 13 '12 at 9:58 aliasosx 1332212 closed as off-topic by Jens Erat, Annjawn, Eric Brown, g00glen00b, showdev Feb 21 '14 at 23:30 tns no listener This question appears to be off-topic. The users who voted to close gave this specific reason:"Questions on professional server- or networking-related infrastructure administration are off-topic for Stack Overflow unless they directly involve programming or programming tools. You may be able to get help on Server Fault." – Jens Erat, Annjawn, Eric Brown, g00glen00b, showdevIf this question can be reworded to fit the rules in the help center, please edit the question. 3 should be a serverfault.com / dba.stackexchange.com question –Raptor Nov 13 '12 at 10:01 But when I connect to database by using other server You mean to say that when you try to connect the same database from server? –user75ponic Nov 13 '12 at 10:01 I mean I connect to Database server by client by sqlplus or sql developer on Sqldeveloper Error "An error was encountered performing the requested operation: The Network Adapter could not establish the connection Vendor code 20" –aliasosx Nov 13 '12 at 10:04 So you are able to connect to database using sqlplus but not from SQL Developer? –user75ponic Nov 13 '12 at 10:13 you've verified the listener is up on the "server1" box, verified its port number, and checked the TNSNames/connection string on the other server that it matches the ip/hostname and port? –DazzaL Nov 13 '12 at 10:17 | show 3 more comments 4 Answers 4 active oldest votes up vote 7 down vote You need to se