Could not load file or assembly ‘Microsoft.ReportViewer.WebForms’

This link gave me a clue that I didn’t install a required update (my problemed concerned version nr, v11.0.0.0) ReportViewer 2012 Update ‘Gotcha’ to be aware of I installed the update SQLServer2008R2SP2 I downloaded ReportViewer.msi, which required to have installed Microsoft® System CLR Types for Microsoft® SQL Server® 2012 (look halfway down the page for … Read more

Passing multiple values for a single parameter in Reporting Services

Although John Sansom’s solution works, there’s another way to do this, without having to use a potentially inefficient scalar valued UDF. In the SSRS report, on the parameters tab of the query definition, set the parameter value to =join(Parameters!<your param name>.Value,”,”) In your query, you can then reference the value like so: where yourColumn in … Read more

Is there an easy way to rearrange tablix columns in SSRS design mode?

There is a way to move columns through the designer: insert the number of blank columns you want to move in your destination spot shift-left-click on the cells (NOT the header column) you want to move right-click and select the Cut command right-click on top of the destination columns and select Paste delete the now … Read more

In SSRS, why do I get the error “item with same key has already been added” , when I’m making a new report?

It appears that SSRS has an issue(at leastin version 2008) – I’m studying this website that explains it Where it says if you have two columns(from 2 diff. tables) with the same name, then it’ll cause that problem. From source: SELECT a.Field1, a.Field2, a.Field3, b.Field1, b.field99 FROM TableA a JOIN TableB b on a.Field1 = … Read more

SSRS 2008 R2 – SSRS 2012 – ReportViewer: Reports in Safari/Chrome but works fine in Firefox/Internet Explorer 8… why?

Ultimate solution (works in SSRS 2012 too!) Append the following script to “C:\Program Files\Microsoft SQL Server\MSRS10_50.MSSQLSERVER\Reporting Services\ReportManager\js\ReportingServices.js” (on the SSRS Server): function pageLoad() { var element = document.getElementById(“ctl31_ctl10”); if (element) { element.style.overflow = “visible”; } } Actually I don’t know if the div’s name is always ctl31_ctl10: in my case it is (instead over SQL … Read more