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Oracle9i Application Server Release Notes Addendum
Release 2 (9.0.2.0.1) for Microsoft Windows
Part No. A90336-10
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15 Oracle Enterprise Manager

This chapter discusses the release notes for:

15.1 Incorrect Message When Attempting to Delete Default OC4J Instances

If you try to delete the default OC4J instances (OC4J_home or OC4J_Demos), Enterprise Manager displays a message asking you to confirm that you want to delete the instance. If you click OK, you receive an error message.

In fact, you cannot delete the OC4J_home or the OC4J_Demos instance. These instances are required by the Oracle9iAS software.

15.2 Clarification on Supported Browsers

Oracle Enterprise Manager displays a warning message if your browser does not meet a minimum version requirement for using the management Home Pages. However, you will not receive a warning message from Enterprise Manager if your Netscape browser is 4.76 on Windows or 4.77 on Apple Macintosh or Sun Solaris, even though Oracle9iAS is certified for use only with Netscape Navigator 4.79 or higher.

Similarly, you will not receive a warning message if your Microsoft Internet Explorer browser is Version 5.0, even though Oracle9iAS is certified for use only with Internet Explorer 5.0.1 or higher.

15.3 Oracle9iAS Web Cache CPU Utilization Shown as Unavailable

When the Oracle9iAS Web Cache CPU Utilization is zero, the value appears correctly on the Oracle9iAS Instance Home page, but it appears as "unavailable" on the Web Cache Home Page. When the CPU Utilization is greater than zero, the value is displayed correctly on both pages.

15.4 Fully Qualified Host Name Required in TARGETS.XML File

If the metrics displayed in the Oracle9iAS Enterprise Manager Home Pages are showing up as "unavailable," the problem may be caused by the format of the host name in the targets.xml file.

To find out if the host name is causing the problem:

  1. Locate the targets.xml file, which is installed in the following directory:

    <ORACLE_HOME>\sysman\emd\
    
    
  2. Using your favorite text editor, open the targets.xml file and confirm that the name of the host computer uses the fully-qualified name, including the domain.

    The following example shows the incorrect and correct references to the host name in targets.xml:

    Incorrect:

    <Target TYPE="host" NAME="system12" VERSION="1.0">
    
    

    Correct:

    <Target TYPE="host" NAME="system12.xyz.company" VERSION="1.0">
    
    

15.5 Resetting the Administrator Password

The Enterprise Manager Web Site will enforce use of the current Administrator (ias_admin) password when you log in to Enterprise Manager, stop the Enterprise Manager Service, or change the ias_admin password. If you have forgotten your ias_admin password then you must reset it using the following procedure while you are logged on to your PC as the person who installed Oracle9iAS:

  1. Edit the following file and locate the line that defines the credentials property for use the ias_admin user:

    %ORACLE_HOME%/sysman/j2ee/config/jazn-data.xml
    
    

    The following example shows the section of jazn-data.xml with the credentials entry in boldface type:

    <realm>
    <name>enterprise-manager</name>
    <users> 
    <user> 
    <name>ias_admin</name> 
    <credentials>rJqp85BkhFwAyw9ddl0PnFlUBVaWzbfT</credentials> 
    </user> 
    .
    .
    .
    
    
  2. Remove the entire line that contains the <credentials> property from jazn-data.xml.

  3. Enter the following command from DOS Command window:

    %ORACLE_HOME%\bin\emctl set password reset <new password> 
    
    
  4. Restart your PC.

    After the restart, the Enterprise Manager Web Site will be using your new Administrator (ias_admin) password.

15.6 Hidden Password Dialog Box When Stopping the Enterprise Manager Web Site Service

When you attempt to stop the Oracle Enterprise Manager Web site using the Services control panel, you are prompted to enter your administration (ias_admin) password. However, on Windows 2000 systems, sometimes the password dialog box displays behind other windows on the screen. To bring the password dialog box to the front of the other windows, click the password dialog box entry in the Windows 2000 task bar.

If you do not enter the password, after a few minutes, an error message will display stating that the service was not stopped.

For more information about starting and stopping the Enterprise Manager Web site service, see the Oracle9i Application Server Administrator's Guide.

15.7 Location of Manual Edits in HTTPD.CONF

If you modify the configuration of the Oracle HTTP Server by editing the contents of the httpd.conf configuration file, you must take care to be sure other settings in the file do not override your entries.

For example, suppose you click Advanced Server Properties on the HTTP Server Home page and then edit the httpd.conf file to add a new virtual host. If you define a default port for the server, be sure to check that the port is not overridden by another Port directive later in the file.


Note:

When you make your changes using the Server Properties page, the entries are automatically entered so they cannot be overridden by other settings in the file.

15.8 Administrator Password Not Validated During Deinstallation

If you have installed two instances Oracle9iAS on a single host and you attempt to deinstall the first instance that you installed, Oracle Universal Installer prompts you for the Administrator (ias_admin) password so it can stop the current Enterprise Manager Web site service.

However, the password you enter here is not validated. As a result, if you enter the wrong password, the Enterprise Manager Web site service will not be stopped.

As a workaround, stop the Enterprise Manager Web site service before you begin a deinstallation of an Oracle9iAS instance. For information about starting and stopping the Enterprise Manager Web site, see the Oracle9i Application Server Administrator's Guide.

15.9 Issues with the Oracle Enterprise Manager Online Help

The following sections describe known problems in the Oracle Enterprise Manager Web site online help.

15.9.1 OC4J Deployment Wizard Online Help Error

The online help for the URL Mapping page of the OC4J Application Deployment Wizard incorrectly explains that the URL binding must begin with the "l" character. In fact, the URL binding must begin with a slash (/).

For example:

/callerInfo

15.9.2 Problem with Links to External Web Sites from the Online Help

The Oracle Enterprise Manager Web site online help topics provide some hyperlinks to external Web sites and documentation on the Oracle Technology Network (OTN). However, some of these links do not work properly.

Specifically, links to the Apache Software Foundation in the Oracle HTTP Server online help do not function properly. For more information about the Apache Web server, open a new browser window and enter the following URL:

http://www.apache.org/

In addition, links to the Tahiti online documentation Web site in the OC4J online help display the wrong pages. To display the main page of the Oracle Online Documentation Web site, open a new browser window and enter the following URL:

http://tahiti.oracle.com/

15.10 Incompatibility with Microsoft .NET Framework

If you have installed the Microsoft .NET Framework SDK on your Windows 2000 computer, you may experience problems starting and using the Oracle Enterprise Manager Web site and its related technologies. Specifically, when you check for processes on the Processes tab of the Windows Task Manager, you may find multiple nmupm.exe processes are using 100 percent of the system CPU.

To work around this problem, remove the .NET Framework SDK from your system, or disable the CorperfmonExt.dll extensible counter dynamic link library (DLL).

Article Q152513 in the Microsoft Knowledge Base on the Microsoft Web site includes instructions for using the Microsoft Registry Editor to disable extensible counter DLLs such as CorperfmonExt.dll.