案例环境:
操作系统版本 : Windows Server 2012 R2 Standard
数据库版本 : SQL Server 2012 Standard Edition SP2
案例介绍:
其实已经是第二次碰到这种情况,还是决定将这个案例记录一下。第一次是做数据库迁移时碰到,没有时间整理记录,第二次准备一个测试环境,从虚拟机一个服务器克隆了一个测试服务器GETESTNT30, 服务器名称变了,但是SQL SERVER里面@@SERVERNAME 与 SERVERPROPERTY('servername')不一致。
现象如下所示:
The report server cannot open a connection to the report server database. A connection to the database is required for all requests and processing. (rsReportServerDatabaseUnavailable) Get Online Help
Login failed for user 'xxxxGETTESTNT30$'.
The report server cannot open a connection to the report server database. A connection to the database is required for all requests and processing. (rsReportServerDatabaseUnavailable)
如果要查看更详细的错误信息,可以去SQL SERVER的安装目录,例如这台测试服务器C:Program FilesMicrosoft SQL ServerMSRS11.MSSQLSERVERReporting ServicesLogFiles下查看详细日志记录。
如下所示,在Reporting Services Configuration Manager里面,在数据库选项(Database)里面显示的SQL Server Name为原服务器GETNT59,而Report Manager URL里面则为GETTESTNT30
解决方法:
打开Reporting Service的配置管理器,进行数据库服务器更名操作。
完成之后,还必须删除加密内容(Delete Enrypted Content),才能正常访问Reporting Service对应的URL地址。

![clipboard[1] clipboard[1]](https://images0.cnblogs.com/blog/73542/201409/151500358004642.png)
![clipboard[2] clipboard[2]](https://images0.cnblogs.com/blog/73542/201409/151500368786212.png)
![clipboard[3] clipboard[3]](https://images0.cnblogs.com/blog/73542/201409/151500380508754.png)
![clipboard[4] clipboard[4]](https://images0.cnblogs.com/blog/73542/201409/151500394405997.png)
![clipboard[5] clipboard[5]](https://images0.cnblogs.com/blog/73542/201409/151500409099981.png)
![clipboard[6] clipboard[6]](https://images0.cnblogs.com/blog/73542/201409/151500431287636.png)
![clipboard[7] clipboard[7]](https://images0.cnblogs.com/blog/73542/201409/151500445031650.png)
![clipboard[8] clipboard[8]](https://images0.cnblogs.com/blog/73542/201409/151500463786576.png)
![clipboard[9] clipboard[9]](https://images0.cnblogs.com/blog/73542/201409/151500478783318.png)