views are created successfully, now i am not allowed to make change any changes to the view neither i am able to add fields apply filters. Any action i do on the view i am getting a alert message as below.
An AJAX HTTP error occurred HTTP Result Code: 200 Debugging information follows Path:/admin/structure/views/ajax/display/testimonials/block/row_plugin StatusText:OK a=("44,152,171,160,170...... so on a large number list")
My view Screen looks like this
I am not sure why i am getting these question marks on edit view