Browsing the BAM Portal returns HTTP Error 503

Scenario You install and configure BAM Portal on BizTalk Server 2013 R2; which succeeds. When you browse the BAM Portal, the following error occurs: Service Unavailable HTTP Error 503. The service is unavailable.   The Windows Application event log shows error: The Module DLL ‘C:\Program Files\Common Files\Microsoft Shared\Web Server Extensions\15\isapi\spnativerequestmodule.dll’ could not be loaded due…

BizTalk 2013 R2: Maps and Orchestrations missing in Add –> New Item

You create a project in Visual Studio 2013. In the project, select Add –> New Item. Maps and Orchestrations are missing from the list. Only the following two items are listed: Flat File Schema Wizard JSON Schema Wizard   Resolution Uninstall Visual Studio 2013 Update 2.  OR Install Visual Studio 2013 Update 3 RC (