The outcome you experienced after the installation of Data Access Q2 2015 through the control panel is expected due to the Visual Studio integration deprecation
. Currently, Data Access is distributed only through five NuGet packages
In order to maintain your existing projects that consume Data Access (especially such with .rlinq files), you need to migrate the .rlinq file to a fluent model and integrate the NuGet packages. The details and the workflow about the migration process are available here
. A prerequisite of the migration process is Data Access Q1 2015. You can download it from your Telerik account (here
I hope this helps. Let me know if you need further information.
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