diff --git a/radio/1.6/vts/functional/radio_hidl_hal_api.cpp b/radio/1.6/vts/functional/radio_hidl_hal_api.cpp
index e060dae..b330585 100644
--- a/radio/1.6/vts/functional/radio_hidl_hal_api.cpp
+++ b/radio/1.6/vts/functional/radio_hidl_hal_api.cpp
@@ -158,6 +158,9 @@
                 {::android::hardware::radio::V1_6::RadioError::NONE,
                  ::android::hardware::radio::V1_6::RadioError::RADIO_NOT_AVAILABLE,
                  ::android::hardware::radio::V1_6::RadioError::OP_NOT_ALLOWED_BEFORE_REG_TO_NW}));
+        if (radioRsp_v1_6->setupDataCallResult.trafficDescriptors.size() <= 0) {
+            return;
+        }
         EXPECT_EQ(optionalTrafficDescriptor.value().osAppId.value().osAppId,
                 radioRsp_v1_6->setupDataCallResult.trafficDescriptors[0].osAppId.value().osAppId);
     }