diff --git a/wifi/1.6/default/wifi_rtt_controller.cpp b/wifi/1.6/default/wifi_rtt_controller.cpp
index b328f31..aa9ee2f 100644
--- a/wifi/1.6/default/wifi_rtt_controller.cpp
+++ b/wifi/1.6/default/wifi_rtt_controller.cpp
@@ -316,7 +316,9 @@
                     return;
                 }
                 for (const auto& callback : shared_ptr_this->getEventCallbacks()) {
-                    callback->onResults_1_6(id, hidl_results);
+                    if (!callback->onResults_1_6(id, hidl_results).isOk()) {
+                        LOG(ERROR) << "Failed to invoke the callback";
+                    }
                 }
             };
     legacy_hal::wifi_error legacy_status = legacy_hal_.lock()->startRttRangeRequest(