Hi Rahul,
You have to set view_group_context in your custom view,
Use below code in set_view_group_context.
if iv_parent_context is not bound.
create object view_group_context type CL_BSP_WD_VIEW_GROUP_CONTEXT.
else.
view_group_context = iv_parent_context.
endif.
Regards,
Dharmakasi.