Paraview 'reader could not be found' error

I am facing an issue while loading datasets in paraview in Windows environment. It throws up a pop-up window saying ‘reader not found’ as below. I tried working with different dataset formats VTU/VTK/RAW/PVM/EX2, but no luck! Also I tried installing few older versions of paraview, the problem still persists. Is anyone facing similar issue in Windows environment?

Which format is your file ? Can you share it ?

If your file has the .vtu extension but ParaView shows this dialog, it means that the VTU reader did not recognize a valid VTU file. Check the content of your file with a text editor. A typical VTU file starts with the following content:

<?xml version="1.0"?>
<VTKFile type="UnstructuredGrid" ...