I create own CDS and tried to open "Open in Design Studio" in Query Browser.
When I open the "Open in Design Studio", 3 Errors occured as below.
Could not instantiate the data source for query DS_1.
Class: Method: Context: Field: ; MsgClass:
Query 2C<queryname> is unknown; MsgClass:
In enviroment, preset query (eg.C_GLLineItemsQ0001) works fine.