fix: mandatory fields validation on new form from js

frappe/public/js/frappe/form/save.js

@@ -148,6 +148,7 @@ frappe.ui.form.save = function (frm, action, callback, btn) {
 			});
 
 			if (frm.is_new() && frm.meta.autoname === 'Prompt' && !frm.doc.__newname) {
+				has_errors = true;
 				error_fields = [__('Name'), ...error_fields];
 			}