Hello Colleagues,
I am still unable to update the node_key value after deleting the nodes.
I have used the following snippet
CALL METHOD gr_tree_ui->get_selected_node
IMPORTING
es_row = ls_row.
CALL METHOD cl_gui_cfw=>flush.
CALL METHOD mr_tree->delete_subtree
EXPORTING
i_node_key = ls_selected_node
i_update_parents_folder = abap_true
EXCEPTIONS
node_key_not_in_model = 1
OTHERS = 2.
CALL METHOD mr_tree->frontend_update.
Regards,
Naga