ORA-12516: TNS:listener could not find available handler with matching protocol
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Thread: ORA-12516: TNS:listener could not find available handler with matching protocol

  1. #1
    Join Date
    Jul 2005
    Posts
    87

    ORA-12516: TNS:listener could not find available handler with matching protocol

    Hi ,I am getting the following error,Increased the no. of processes too but of no use still getting the same error,so is there anything i need to check for.

    ORA-12516: TNS:listener could not find available handler with matching protocol stack.

    lsnrctl services output is.

    p.com)(Port=1525)))
    "DEDICATED" established:0 refused:0 state:ready
    LOCAL SERVER
    Service "HHxx" has 2 instance(s).
    Instance "HHxxD1", status READY, has 1 handler(s) for this service...
    Handler(s):
    "DEDICATED" established:0 refused:0 state:ready
    REMOTE SERVER
    (DESCRIPTION=(SDU=32768)(ADDRESS=(PROTOCOL=TCP)(Host=xxx.xx.com)(Port=1525)))
    Instance "HHxxxx2", status READY/SECONDARY, has 2 handler(s) for this service.
    ..
    Handler(s):
    "DEDICATED" established:0 refused:0 state:ready
    REMOTE SERVER
    (DESCRIPTION=(SDU=32768)(ADDRESS=(PROTOCOL=TCP)(Host=xxxx.xx.com)(Port=1525)))


    lsnrctl services HHxxx2

    LSNRCTL for HPUX: Version 10.2.0.2.0 - Production on 13-SEP-2007 19:46:41

    Copyright (c) 1991, 2005, Oracle. All rights reserved.

    Connecting to (DESCRIPTION=(SDU=32768)(ADDRESS=(PROTOCOL=TCP)(Host=xxx.xx.com)(Port=1525))(CONNECT_DATA=(SERVICE_N AME=HHxxx)(INSTANCE_NAME=HHxxx2)))
    TNS-01189: The listener could not authenticate the user

    Any help you would great.

  2. #2
    Join Date
    Dec 2002
    Location
    Bangalore ( India )
    Posts
    2,434
    Connecting to (DESCRIPTION=(SDU=32768)(ADDRESS=(PROTOCOL=TCP)(Host=xxx.xx.com)(Port=1525))(CONNECT_DATA=(SERVICE_N AME=HHxxx)(INSTANCE_NAME=HHxxx2)))

    check if you have a special character/space in SERVICE_NAME
    funky...

    "I Dont Want To Follow A Path, I would Rather Go Where There Is No Path And Leave A Trail."

    "Ego is the worst thing many have, try to overcome it & you will be the best, if not good, person on this earth"

  3. #3
    Join Date
    Jul 2005
    Posts
    87
    Nope my mistake whil editing it for the post,tnsping came back with no errors

  4. #4
    Join Date
    May 2005
    Location
    AZ, USA
    Posts
    131
    Post the contents of the listener.ora.

    It would be helpful to post the messages again, with proper editing of only the ip's. I believe you have cut out too much to assist you.

    Did you google it?
    http://forums.oracle.com/forums/thre...hreadID=369170
    http://tns-01189.ora-code.com/
    Last edited by dbtoo; 09-14-2007 at 01:23 PM.

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