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Process Commander works with Microsoft Internet Explorer Web
browser version 6.0 SP1 or later on Windows XP. Internet
Explorer is also known as IE or MSIE, and serves as a thin
client for both application developers and application
users.
Several settings are important for best use of MSIE with
Process Commander.
If your Windows XP SP2
workstation uses Internet Explorer 7, see How to set up Internet Explorer
7.
You cannot access Process
Commander applications through Terminal Server software such as
Windows 2000 Terminal Services.
Browser plug-ins
Process Commander users need one or two free browser
plug-ins from Adobe Systems Inc.
Depending on Windows and
Internet Explorer settings, users at workstations with World
Wide Web access can download these quickly upon first use.
However, in some Windows configurations, installation of the
plug-ins require a Windows Administrator log-in (not a
Windows log-in that has administrative privileges).
Flash Player
Adobe Flash Player 9 plug-in is required to use
interactive charts in the Process Explorer, Show Calls display,
Declarative Network, Monitor Activity workspace, and interactive
charts in your application. This is available as a small download from
www.adobe.com/products/flashplayer.
Adobe Reader
The Adobe Reader plug-in is often used in accessible
applications. See Pega Developer Network article PRKB-25265 Adding browser plug-ins to
accessible applications.
Windows Rights Management Add-on (RMA)
Visio editing is not possible for Internet Explorer browsers with the RMA add-on. Remove the RMA to edit flow rules with Visio.
SVG Viewer
The Adobe SVG Viewer, required in V5.3 and earlier
releases is not needed for V5.4+.
Microsoft patch application
KB918899 and pop-up windows
In 2005, Microsoft released Windows XP Service Pack 2, a
collection of patches that included security page KB918899
for IE6. In September 2006, Microsoft released KB923996 to
address a problem with pop-up windows, MSHTML.DLL, and
Service Pack 2.
If your workstation has installed XP Service Pack 2, also
install KB923996.
For details, see http://www.microsoft.com/downloads/details.aspx?familyid=ff9bc431-01f3-48e8-9a58-d701d2e60c1d&displaylang=en.
KB894145 and remote code execution
In December 2003, Microsoft announced a Security Bulletin
MS-03-048 and a Cumulative Security Update for Internet
Explorer 6 (Service Pack 1), as KB824145. This patch
incorporated many changes to Remote Code Execution.
Installation of this patch (or a successor)
is required for Process Commander developers who work with
Visio.
The patch download, about 2MB, varies depending on your
version of Windows. See
www.microsoft.com/technet/treeview/default.asp?url=
/technet/security/bulletin/MS03-048.asp
Temporary Internet Files (cache) and
page refresh settings
Under Tools > Internet Options > General >
Temporary Internet Files > Settings, select
Automatic
. Process Commander uses HTTP 1.1 and
marks pages as expired as appropriate.
The system responds best if your MSIE cache is enabled,
because the cache can store images and other static files
locally. However, caching is not required.
Keeping a session when other
applications use IE
When you use other desktop applications in addition to
your Process Commander session, your interaction with another
application may open an Internet Explorer window, displacing
your Process Commander session.
For example, if an arriving e-mail message contains a
link, clicking the link may displace your Process Commander
window.
When this happens, you can use Back to
return to Process Commander session, and continue. However,
if instead you close the IE window, your session (and any
unsaved work) is gone.
To avoid this, select Tools > Internet Options
> Advanced from the Internet Explorer menu. Locate
in the Browser group the setting
Reuse Windows for Launching Shortcuts.
Clear this setting:
Performance tips and keyboard
shortcuts
Developers and users are most productive if they remember
these tips:
- Click the logo on the upper left of the portal to
return to your portal home view.
- Don't use the Back icon or the Back keyboard
shortcut. Don't use the History capabilities to return
to an earlier page. The older pages may contain stale
information, and the Back and History features may
interfere with session synchronization.
- Click the Refresh toolbar button (), not the Internet Explorer refresh
icon or the F5 key, to
refresh the current display.
- Press CTRL+F to search for text on a page.
- Press CTRL+P to print the current page.
Downloaded Program Files (ActiveX
controls)
Process Commander uses a few ActiveX controls on the
workstation. Each automatically downloaded on demand (only as
needed) if your Windows network account and Internet Explorer
settings permit this. Alternatively, you or your Windows
technical support staff can download them once, using their
own account privileges or an InstallShield installer found on
the Process Commander CD.
If your Windows account has Power User or Administrator
privileges, you can download these controls. If not, another
user with appropriate privileges can download them for you,
by signing on and using Process Commander briefly. (You do
not need Power User or Administrator privileges to run
the ActiveX controls.)
Under Tools > Internet Options > Security >
Local Zone, confirm that you can download signed
ActiveX controls.
You can set security for the Local Zone to Low, or can
choose Custom and turn on the download settings:
As you work, Internet Explorer may download some ActiveX
controls, signed by Pegasystems.
Typically, Windows places these files in the
C:/WINNT/Downloaded Program Files
folder
(Windows 2000) or C:/Windows/Downloaded Program
Files
(Windows XP). Which you download depends on your
role and your use of the system. See Understanding
ActiveX controls and Process Commander.
Other security settings
Typically, the Process Commander server operates on a
local area network (LAN) and appears in the Local Zone of
Internet Explorer. You can adjust security settings for the
Local Zone without affecting the security settings you want
to apply for the Internet.
Server name
Most LANs include a domain name server, so you can
identify the server hosting Process Commander by name.
However, if instead you use a numeric IP address in the URL,
such as:
http://10.1.29.52:80/prweb/PRServlet
then Internet Explorer applies the security settings in
the Internet Zone, not the Local Zone. Typically the
Internet Zone settings are more restrictive than the Local
Zone and may prevent proper operation of Process Commander.
Avoid using an IP address rather than a domain name, or
access Tools > Internet Options >Security >
Trusted sites > Sites and add the IP address as a
trusted site.
Cookies
Process Commander uses cookies. Confirm that your Internet
Explorer settings allow cookies.
Pop-up windows
Certain portal operations use pop-up windows. Pop-up
blockers (such as the Google toolbar ) may
interfere with correct operation of these windows.
JavaScript execution
Process Commander uses JavaScript. Applications based
on Process Commander may use VBScript in addition to
JavaScript. Users need the ability to execute scripts in
the Local Zone. This setting is available under the
Low
setting for the Local Zone or as a custom
setting.
JavaScript debugging
Developers who want
to review or test JavaScript code can enable the Microsoft
Script Editor. (The Script Editor program
MSE7.EXE
is not part of Windows, but is included
with Microsoft Office 2003, Microsoft Visual Studio, and many
other Microsoft products.)
- Select Tools > Internet Options >
Advanced.
- Clear the Disable Script Debugging (Internet
Explorer) check box.
- Restart all Internet Explorer sessions. The Script
Editor starts whenever a JavaScript error occurs.
Java applets and programs
Process Commander does not use Java applets and does not
require Java to be installed or enabled on the workstation.
Note these two exceptions:
-
The Demo facility of the
Locale Settings tool is a Java applet. This facility requires
a JVM installed on your Windows workstation and the ability
to run applets within Internet Explorer.
-
The Animator client program
in PegaRULES Process Simulator is a Java application and so
requires a workstation JVM.
Windows XP SP2 restrictions on file downloads
If your workstation
operating system is Windows XP SP2 and your Process Commander
server is identified (in the URL on the Internet Explorer
Address line) by an IP address or by a domain-qualified name
(such as myserver.mydomain.sub), an Internet Explorer
setting may restrict your ability to use file attachments.
Open the Custom Levels dialog box on the Security tab of the Tools > Internet
Options panel for the Local Internet zone. Clear the
Automatic Prompting for File Download
setting.
Operating in the Internet Zone rather than the Local
Zone
Visio editing is not possible if your workstation accesses
Process Commander from the Internet Zone (rather than the
Local Zone), unless you configure additional security
changes. Internet Explorer 6 assigns a site to the Internet
Zone if the URL contains multiple segments for the server
portion, such as:
http://pegarulesserver.example.com:8080/prweb/PRServlet
For instructions on setting up Visio editing in such
situations, see Pega Developer Network article PRKB-14870 Troubleshooting: Visio flow
editing and the IE Internet Zone.
Avoiding intermittent timeouts
Microsoft acknowledges a known issue with Internet
Explorer occasionally timing out. When using Process
Commander, two main symptoms of this issue arise:
- When Internet Explorer first presents a new window,
only parts of the window are correctly painted.
- Browser and Tracer connections can time out.
Microsoft publishes several Tech Notes on this topic that
offer workarounds. These are available in the Microsoft
Knowledge Base at http://support.microsoft.com, including:
- Q279745 — Internet Explorer Hangs for Five
Minutes Accessing Dynamic Content in Frames
- Q183110 — WinInet Limits Connections Per
Server
- Q181050 — PRB Internet Explorer Connection Timed
Out when Server Does Not Respond Within Five Minutes.
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