topic 401 unauthorized when accessing internal web apps using IIS 7 in ArcGIS Enterprise Questions https://community.esri.com/t5/arcgis-enterprise-questions/401-unauthorized-when-accessing-internal-web-apps/m-p/119912#M4697 <HTML><HEAD></HEAD><BODY><SPAN>I'm posting this as a solution to a problem we recently faced in case it helps anyone else.</SPAN><BR /><BR /><SPAN>We were having a problem accessing our internal WebADF applications after upgrading to ArcGIS Server 10.1. The site would prompt for login credentials even though we had Windows Authentication enabled. If valid network credentials were provided via Chrome or Firefox, we were able to access the application. However, Internet Explorer would not accept any credentials. Instead, the following error message would appear:</SPAN><BR /><BR /><STRONG>401 - Unauthorized: Access is denied due to invalid credentials</STRONG><BR /><BR /><SPAN>Here's what we did to fix the problem:</SPAN><BR /><BR /><OL><BR /><LI>Login to the server</LI><BR /><LI>Open IIS Manager</LI><BR /><LI>Click <STRONG>Application Pools</STRONG></LI><BR /><LI>Click <STRONG>ArcGISApplicationsAppPool</STRONG> (the name of the application pool used by our apps; yours may be different)</LI><BR /><LI>Click <STRONG>Advanced Settings???</STRONG></LI><BR /><LI>Under <STRONG>Process Model</STRONG>, click the ellipsis for <STRONG>Identity</STRONG></LI><BR /><LI>Change the <STRONG>Built-in account</STRONG> from the default value of <STRONG>ApplicationPoolIdentity</STRONG> to <STRONG>Network Service</STRONG></LI><BR /><LI></LI><BR /></OL><SPAN>We were then able to access our apps without providing credentials.</SPAN><BR /><BR /><SPAN>Wayne</SPAN></BODY></HTML> Tue, 25 Feb 2014 14:35:12 GMT WayneBoras 2014-02-25T14:35:12Z 401 unauthorized when accessing internal web apps using IIS 7 https://community.esri.com/t5/arcgis-enterprise-questions/401-unauthorized-when-accessing-internal-web-apps/m-p/119912#M4697 <HTML><HEAD></HEAD><BODY><SPAN>I'm posting this as a solution to a problem we recently faced in case it helps anyone else.</SPAN><BR /><BR /><SPAN>We were having a problem accessing our internal WebADF applications after upgrading to ArcGIS Server 10.1. The site would prompt for login credentials even though we had Windows Authentication enabled. If valid network credentials were provided via Chrome or Firefox, we were able to access the application. However, Internet Explorer would not accept any credentials. Instead, the following error message would appear:</SPAN><BR /><BR /><STRONG>401 - Unauthorized: Access is denied due to invalid credentials</STRONG><BR /><BR /><SPAN>Here's what we did to fix the problem:</SPAN><BR /><BR /><OL><BR /><LI>Login to the server</LI><BR /><LI>Open IIS Manager</LI><BR /><LI>Click <STRONG>Application Pools</STRONG></LI><BR /><LI>Click <STRONG>ArcGISApplicationsAppPool</STRONG> (the name of the application pool used by our apps; yours may be different)</LI><BR /><LI>Click <STRONG>Advanced Settings???</STRONG></LI><BR /><LI>Under <STRONG>Process Model</STRONG>, click the ellipsis for <STRONG>Identity</STRONG></LI><BR /><LI>Change the <STRONG>Built-in account</STRONG> from the default value of <STRONG>ApplicationPoolIdentity</STRONG> to <STRONG>Network Service</STRONG></LI><BR /><LI></LI><BR /></OL><SPAN>We were then able to access our apps without providing credentials.</SPAN><BR /><BR /><SPAN>Wayne</SPAN></BODY></HTML> Tue, 25 Feb 2014 14:35:12 GMT https://community.esri.com/t5/arcgis-enterprise-questions/401-unauthorized-when-accessing-internal-web-apps/m-p/119912#M4697 WayneBoras 2014-02-25T14:35:12Z Re: 401 unauthorized when accessing internal web apps using IIS 7 https://community.esri.com/t5/arcgis-enterprise-questions/401-unauthorized-when-accessing-internal-web-apps/m-p/119913#M4698 <HTML><HEAD></HEAD><BODY><SPAN>Thanks! Great info.</SPAN></BODY></HTML> Thu, 27 Feb 2014 15:55:03 GMT https://community.esri.com/t5/arcgis-enterprise-questions/401-unauthorized-when-accessing-internal-web-apps/m-p/119913#M4698 BubbaHey 2014-02-27T15:55:03Z