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WinCC Web Navigator -- Operation and maintenance -- Diagnosing errors
Why is a download installation of a SIMATIC WinCC Web-Client not possible?
How can you disable the Protected Mode of the Internet Explorer when using the WinCC WebNavigator?
With WinCC Web Navigator, how can you have a display of which users are currently accessing the web project?
What is the meaning of the message "You must enable ActiveX Controls on your browser before you are able to install the WinCC Web Navigator Client software" and what can you do about it?
What causes the error message "Network request not supported" when starting the client Web Navigator site from the IIS?
Why do you get the error message "The maximum count of allowed users is connected to the WinCC server"?
Why aren't any tags updated on the WinCC web client?
How can you avoid the "DEMO mode" of the WinCC Web Navigator client?
Why, after migration of a WinCC project from WinCC V5.1 to WinCC V6.0 SP1, is the text originally configured no longer displayed on the Web Navigator client, but only "TEXT" in buttons and in static texts?
How can you prevent an empty page being displayed when you call the diagnostics information saved by the WinCC Web Navigator from the STATUS.HTML page?
Why, after a Microsoft update, can you no longer connect the Web Navigator clients to the Web Navigator server?
Why is there no automatic reconnect between a Web Navigator client and the Web Navigator server via a firewall or a proxy server?
Why can WinCC/Web Navigator or WinCC/Dat@Monitor clients no longer connect to the WinCC/Web Navigator or WinCC/Dat@Monitor server?
What causes the error message "Network request not supported" when starting the client Web Navigator site from the IIS?
Part number:

Description
In the Internet Service Manager (for Windows NT Workstation) or Internet Information Service (for Windows NT Server) on the WinCC server you want to start the website for the Web Navigator client  and you get the error message: "Network request not supported".


Fig. 01

Cause
Another website with the same port number as the Web Navigator website has already been started in the Internet Service Manager or Internet Information Service.


Fig. 02

Remedy
Close the website with the same port number as the website of the Web Navigator. The port number for the Web Navigator is usually 80, which corresponds to the port number of the standard website.

Keywords
WebNavigator server, WebNavigator client, SIMATIC WinCC

 Entry ID:8275734   Date:2010-02-12 
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