Telerik report not working

Question

An error has occurred while processing Report \'ReportStandart\': Unable to establish a connection to the database. Please, verify that your connection string is valid. In case

Answer 1

• Go to the folder where your report project is.
• Open the folder and look for the file "Telerik.ReportDesigner.exe.config"
• Open the file in Visual Studio and copy the connection string
• Past the above connection string to your web.config

You can find the above here towards the end of the video (3':15'')