"HTTP 503: Service unavailable" error when you open the SSRS web portal after you upgrade to SSRS 2016


You upgrade an earlier version of SQL Server Reporting Services (SSRS) to SSRS 2016. When you open the SSRS web portal, you receive the following error message:
HTTP 503: Service Unavailable


The fix for this issue is included in the following cumulative update for SQL Server:

About cumulative updates for SQL Server
About cumulative updates for SQL Server


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.


Learn about the terminology  that Microsoft uses to describe software updates.

文章 ID:3171040 - 上次审阅时间:2016年7月25日 - 修订版本: 1

Microsoft SQL Server 2016 Developer, Microsoft SQL Server 2016 Enterprise, Microsoft SQL Server 2016 Standard