topic While I was installing ArcGIS webadaptorIIS 10.3, an error came up thus: Error 1722: there is a problem with this windows installer package. A program run as part of the setup did not finish as expected. Contact your support personnel or package vendor. in ArcGIS Enterprise Questions https://community.esri.com/t5/arcgis-enterprise-questions/while-i-was-installing-arcgis-webadaptoriis-10-3/m-p/260842#M10071 <HTML><HEAD></HEAD><BODY><P>Error 1722: there is a problem with this windows installer package.<BR />A program run as part of the setup did not finish as expected. <BR />Contact your support personnel or package vendor. Action <BR />APPHOST_ANONYMOUSAUTH, location: ....\appcmd set config<BR />"DefaultWebsite/arcgis/apps/dashboard-win"<BR />-section:system.webserver/security/authentication/anonymousA...</P></BODY></HTML> Wed, 19 Oct 2016 10:09:56 GMT AdeoyeOyedeji 2016-10-19T10:09:56Z While I was installing ArcGIS webadaptorIIS 10.3, an error came up thus: Error 1722: there is a problem with this windows installer package. A program run as part of the setup did not finish as expected. Contact your support personnel or package vendor. https://community.esri.com/t5/arcgis-enterprise-questions/while-i-was-installing-arcgis-webadaptoriis-10-3/m-p/260842#M10071 <HTML><HEAD></HEAD><BODY><P>Error 1722: there is a problem with this windows installer package.<BR />A program run as part of the setup did not finish as expected. <BR />Contact your support personnel or package vendor. Action <BR />APPHOST_ANONYMOUSAUTH, location: ....\appcmd set config<BR />"DefaultWebsite/arcgis/apps/dashboard-win"<BR />-section:system.webserver/security/authentication/anonymousA...</P></BODY></HTML> Wed, 19 Oct 2016 10:09:56 GMT https://community.esri.com/t5/arcgis-enterprise-questions/while-i-was-installing-arcgis-webadaptoriis-10-3/m-p/260842#M10071 AdeoyeOyedeji 2016-10-19T10:09:56Z