RDLC 报表打印报错
An error occurred during local report processing.
The definition of the report 'Main Report' is invalid.
The report definition is not valid. Details: the report definition has an invalid target namespace 'http://schemas.microsoft.com/sqlserver/reporting/2008/01/reportdefinition'which cannot be upgraded.

本地报表处理期间发生错误。
报告“主报告”的定义是无效的。
该报告的定义是无效的。详细说明：报表定义无效的目标命名空间'http://schemas.microsoft.com/sqlserver/reporting/2008/01/reportdefinition不能升级。


报表打印错误，这是什么错误，怎么解决，急急急！！！

[解决办法]
将 http://localhost/ReportServer
改为 http://host_name/ReportServer
这里 host_name 是你的 RS server name.