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Error Code 12301 when trying to run a Web Client application

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Article Number000062843
EnvironmentProduct: OpenEdge
Version: 10.x, 11.x
OS: Windows
Other: N/A
Question/Problem Description
After changing the public IP address for the server and trying to download the Web Client application, it reports an error: "Unable to send request to web server <old ip address>. Error Code = 12031"
Steps to Reproduce
Clarifying Information
IP address for the server was changed  to a new one and the errors show the old IP address.
Error MessageUnable to send request to web server <old ip address>. Error Code = 12031"
Unable to download application configuration file
http://<old ip address>/webclient/wc_app/<appname>.prowcapc
Defect/Enhancement Number
WebClient application registers on the client machine the old IP address and keeps trying to access the server using that information. 
Uninstall and reinstall the Webclient application from the client machine.
Last Modified Date8/19/2015 1:57 PM