This issue has been addressed at 10.4 Final.
At 10.3.1, there are two approaches to work around the issue, as document in this article:
http://support.esri.com/en/technical-article/000012547
1) Applications created using the workflow My Content > Create > App > Using a Template do not experience this issue.
2) To fix applications created using the Map Viewer > Share > Make a web Application workflow, open the items details page for the web application and edit the URL property to include the web adaptor name.
対処法
At 10.3.1, there are two approaches to work around the issue, as documented in this article:
http://support.esri.com/en/technical-article/000012547
1) Applications created using the workflow My Content > Create > App > Using a Template do not experience this issue.
2) To fix applications created using the Map Viewer > Share > Make a web Application workflow, open the items details page for the web application and edit the URL property to include the web adaptor name.