diff --git a/camera/device/3.2/default/CameraDeviceSession.cpp b/camera/device/3.2/default/CameraDeviceSession.cpp
index 60a57cd..1cef882 100644
--- a/camera/device/3.2/default/CameraDeviceSession.cpp
+++ b/camera/device/3.2/default/CameraDeviceSession.cpp
@@ -393,7 +393,11 @@
         return;
     }
 
-    mCallback->notify(batch->mShutterMsgs);
+    auto ret = mCallback->notify(batch->mShutterMsgs);
+    if (!ret.isOk()) {
+        ALOGE("%s: notify shutter transaction failed: %s",
+                __FUNCTION__, ret.description().c_str());
+    }
     batch->mShutterDelivered = true;
     batch->mShutterMsgs.clear();
 }
@@ -563,7 +567,11 @@
 }
 
 void CameraDeviceSession::ResultBatcher::notifySingleMsg(NotifyMsg& msg) {
-    mCallback->notify({msg});
+    auto ret = mCallback->notify({msg});
+    if (!ret.isOk()) {
+        ALOGE("%s: notify transaction failed: %s",
+                __FUNCTION__, ret.description().c_str());
+    }
     return;
 }
 
@@ -654,7 +662,11 @@
             }
         }
     }
-    mCallback->processCaptureResult(results);
+    auto ret = mCallback->processCaptureResult(results);
+    if (!ret.isOk()) {
+        ALOGE("%s: processCaptureResult transaction failed: %s",
+                __FUNCTION__, ret.description().c_str());
+    }
     mProcessCaptureResultLock.unlock();
 }