What is a RDLC file?
An .RDLC file is a Visual Studio Client Report Definition File developed by Microsoft. Applications use these files to store the layout and configuration for data reports. They are closely associated with Microsoft SQL Server Reporting Services (SSRS). The extension stands for Report Definition Language Client.
How to open RDLC files?
You can open and edit an .RDLC file using Microsoft Visual Studio. Because these files are written in standard XML, you can also open them with basic text editors like Notepad++ or Visual Studio Code. A text editor allows you to read the raw code, but it will not display the visual design of the report.
Best practices and troubleshooting
If an .RDLC file fails to load in your application, check for broken tags or missing data references in the XML code. Ensure that your development environment includes the correct Microsoft Report Viewer extensions. If the visual designer is missing, you may need to update your software components.
Software and tools
viewer.online/rdlc analyzes .RDLC files to identify their exact format and creator software, shows which programs can open the file, and usually previews it. If you are unsure about the specific properties of your file, our tool will identify the actual format of your file.
Summary
Because .RDLC files use the known XML format, viewer.online/rdlc can safely open and display them online, eliminating compatibility problems.