diff --git a/audio/audio_input_stream.go b/audio/audio_input_stream.go
index e1e9279..8a8c5b3 100644
--- a/audio/audio_input_stream.go
+++ b/audio/audio_input_stream.go
@@ -205,6 +205,9 @@ func CreatePullStreamFromFormat(callback PullAudioInputStreamCallback, format *A
 		handle,
 		unsafe.Pointer(handle),
 		(C.CUSTOM_AUDIO_PULL_STREAM_GET_PROPERTY_CALLBACK)(unsafe.Pointer(C.cgo_audio_get_property_callback_wrapper))))
+	if ret != C.SPX_NOERROR {
+		return nil, common.NewCarbonError(ret)
+	}
 	registerCallback(handle, callback)
 	stream := new(PullAudioInputStream)
 	stream.handle = handle
diff --git a/speech/auto_detect_source_language_config.go b/speech/auto_detect_source_language_config.go
index 4058832..007ae81 100644
--- a/speech/auto_detect_source_language_config.go
+++ b/speech/auto_detect_source_language_config.go
@@ -69,6 +69,9 @@ func NewAutoDetectSourceLanguageConfigFromLanguageConfigs(configs []*SourceLangu
 			}
 		} else {
 			ret = uintptr(C.add_source_lang_config_to_auto_detect_source_lang_config(handle, c.getHandle()))
+			if ret != C.SPX_NOERROR {
+				return nil, common.NewCarbonError(ret)
+			}
 		}
 	}
 	return newAutoDetectSourceLanguageConfigFromHandle(handle)
diff --git a/speech/speech_recognition_event_args.go b/speech/speech_recognition_event_args.go
index 24cd0aa..45f51d5 100644
--- a/speech/speech_recognition_event_args.go
+++ b/speech/speech_recognition_event_args.go
@@ -27,6 +27,9 @@ func (event SpeechRecognitionEventArgs) Close() {
 // NewSpeechRecognitionEventArgsFromHandle creates the object from the handle (for internal use)
 func NewSpeechRecognitionEventArgsFromHandle(handle common.SPXHandle) (*SpeechRecognitionEventArgs, error) {
 	base, err := NewRecognitionEventArgsFromHandle(handle)
+	if err != nil {
+		return nil, err
+	}
 	event := new(SpeechRecognitionEventArgs)
 	event.RecognitionEventArgs = *base
 	event.handle = uintptr2handle(handle)