Connection to Oracle Los!

I have application which connect to Oracle 8.1.7. though LAN.
The problem is that when the application is idle for 1-2 hours it looses connection to Oracle.
Can somebody tell me is there any parameter that I can change to fix this?

The first thing to check is the profile setting for connect time limits. Query DBA_USERS and find the user that is connected, and see what the "PROFILE" column is. Then query DBA_PROFILES and see if anything is set to something other than "UNLIMITED" in the LIMIT column, for that user's profile. There is an "IDLE_TIME" resource setting that may be causing the disconnect.

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  • Excel-2007 cannot connect to Oracle ODBC data source, Control Panel can.

    <p>
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    The driver being used by your weblogic is too old and incompatible with the DBMS. Upgrade the driver.

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    SQLNET.AUTHENTICATION_SERVICES= (NTS)
    NAMES.DIRECTORY_PATH= (EZCONNECT, TNSNAMES)
    Server TNSNAMES.ORA
    ======================================================
    # tnsnames.ora Network Configuration File: /u01/app/oracle/product/10.1.0/db_1/n
    etwork/admin/tnsnames.ora
    # Generated by Oracle configuration tools.
    DEV10G =
    (DESCRIPTION =
    (ADDRESS = (PROTOCOL = TCP)(HOST = attila.n3kje.net)(PORT = 1521))
    (CONNECT_DATA =
    (SERVER = DEDICATED)
    (SERVICE_NAME = DEV10G)
    EXTPROC_CONNECTION_DATA =
    (DESCRIPTION =
    (ADDRESS_LIST =
    (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC))
    (CONNECT_DATA =
    (SID = PLSExtProc)
    (PRESENTATION = RO)
    Server LISTENER.ORA
    ======================================================
    # listener.ora Network Configuration File: /u01/app/oracle/product/10.1.0/db_1/n
    etwork/admin/listener.ora
    # Generated by Oracle configuration tools.
    SID_LIST_LISTENER =
    (SID_LIST =
    (SID_DESC =
    (SID_NAME = PLSExtProc)
    (ORACLE_HOME = /u01/app/oracle/product/10.1.0/db_1)
    (PROGRAM = extproc)
    LISTENER =
    (DESCRIPTION_LIST =
    (DESCRIPTION =
    (ADDRESS_LIST =
    (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC))
    (ADDRESS_LIST =
    (ADDRESS = (PROTOCOL = TCP)(HOST = attila.n3kje.net)(PORT = 1521))
    Results from the TNSPING command issued at the client
    =================================================================
    C:\>tnsping prdsrr
    TNS Ping Utility for 32-bit Windows: Version 10.1.0.2.0 - Production on 02-APR-2
    004 09:26:11
    Copyright (c) 1997, 2003, Oracle. All rights reserved.
    Used parameter files:
    C:\Oracle\product\10.1.0\Client_1\network\admin\sqlnet.ora
    Used TNSNAMES adapter to resolve the alias
    Attempting to contact (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)
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    TNS-12541: TNS:no listener
    C:\>tnsping oracle10g
    TNS Ping Utility for 32-bit Windows: Version 10.1.0.2.0 - Production on 02-APR-2
    004 09:26:38
    Copyright (c) 1997, 2003, Oracle. All rights reserved.
    Used parameter files:
    C:\Oracle\product\10.1.0\Client_1\network\admin\sqlnet.ora
    Used TNSNAMES adapter to resolve the alias
    Attempting to contact (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)
    (HOST = 192.168.1.10)(PORT = 1521))) (CONNECT_DATA = (SERVER = DEDICATED) (SERVI
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    TNS-12541: TNS:no listener
    C:\>
    Trying to connect to the database from the server
    ==================================================
    [oracle@attila bin]$ echo $ORACLE_SID
    DEV10G
    [oracle@attila bin]$ ./sqlplus system
    SQL*Plus: Release 10.1.0.2.0 - Production on Fri Apr 2 12:22:29 2004
    Copyright (c) 1982, 2004, Oracle. All rights reserved.
    Enter password:
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    With the Partitioning, OLAP and Data Mining options
    SQL> exit
    Disconnected from Oracle Database 10g Enterprise Edition Release 10.1.0.2.0 - Pr
    oduction
    With the Partitioning, OLAP and Data Mining options
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    SQL*Plus: Release 10.1.0.2.0 - Production on Fri Apr 2 12:23:09 2004
    Copyright (c) 1982, 2004, Oracle. All rights reserved.
    Enter password:
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    [oracle@attila bin]$ tnsping dev10g
    TNS Ping Utility for Linux: Version 10.1.0.2.0 - Production on 02-APR-2004 12:3
    :44
    Copyright (c) 1997, 2003, Oracle. All rights reserved.
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    ==============================
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    rk/admin/sqlnet.ora
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    SID_LIST_LISTENER =
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    (PROGRAM = extproc)
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    (ORACLE_HOME = /u01/app/oracle/product/10.1.0/db_1)
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    (DESCRIPTION =
    (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC))
    (DESCRIPTION =
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    tnsnames.ora
    ===========================================
    # tnsnames.ora Network Configuration File: /u01/app/oracle/product/10.1.0/db_1/n
    etwork/admin/tnsnames.ora
    # Generated by Oracle configuration tools.
    DEV10G =
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    TZ set to US/Eastern
    Oracle Enterprise Manager 10g Database Control Release 10.1.0.2.0
    Copyright (c) 1996, 2004 Oracle Corporation. All rights reserved.
    http://attila.n3kje.net:5500/em/console/aboutApplication
    Starting Oracle Enterprise Manager 10g Database Control ........................
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    Your help would be greatly appreciated
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    Renato

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    6b6c669e-6baa-45c4-a6dc-444aef2d5e7a wrote:
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