Comments on: Problem with NTLM Authentication with IE8 on Windows Server 2008 http://www.thomasmaurer.ch/2009/07/problem-with-ntlm-authentication-with-ie8-on-windows-server-2008/ Just another private cloud weblog Wed, 08 Feb 2012 17:41:35 +0000 hourly 1 http://wordpress.org/?v=3.3.1 By: Dave Cornall http://www.thomasmaurer.ch/2009/07/problem-with-ntlm-authentication-with-ie8-on-windows-server-2008/comment-page-1/#comment-377 Dave Cornall Tue, 20 Oct 2009 16:05:16 +0000 http://www.thomasmaurer.ch/?p=323#comment-377 This issue caused our workflows to return the error 401: Unauthorized. at System.Workflow.Activities.InvokeWebServiceActivity To fix this you have to apply the registry hack as installing Firefox will not fix the issue. It took 3 days to trace the error 401: Unauthorized. at System.Workflow.Activities.InvokeWebServiceActivity back to the loopback problem. I hope this saves somone else the time!!!!! This issue caused our workflows to return the error 401: Unauthorized. at System.Workflow.Activities.InvokeWebServiceActivity

To fix this you have to apply the registry hack as installing Firefox will not fix the issue.

It took 3 days to trace the error 401: Unauthorized. at System.Workflow.Activities.InvokeWebServiceActivity back to the loopback problem. I hope this saves somone else the time!!!!!

]]> By: Dave Cornall http://www.thomasmaurer.ch/2009/07/problem-with-ntlm-authentication-with-ie8-on-windows-server-2008/comment-page-1/#comment-1674 Dave Cornall Tue, 20 Oct 2009 16:05:00 +0000 http://www.thomasmaurer.ch/?p=323#comment-1674 This issue caused our workflows to return the error 401: Unauthorized. at System.Workflow.Activities.InvokeWebServiceActivity To fix this you have to apply the registry hack as installing Firefox will not fix the issue. It took 3 days to trace the error 401: Unauthorized. at System.Workflow.Activities.InvokeWebServiceActivity back to the loopback problem. I hope this saves somone else the time!!!!! This issue caused our workflows to return the error 401: Unauthorized. at System.Workflow.Activities.InvokeWebServiceActivity

To fix this you have to apply the registry hack as installing Firefox will not fix the issue.

It took 3 days to trace the error 401: Unauthorized. at System.Workflow.Activities.InvokeWebServiceActivity back to the loopback problem. I hope this saves somone else the time!!!!!

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