diff --git a/stimBuffApis/livoxGen1/pcloudStimulusBuffer.cpp b/stimBuffApis/livoxGen1/pcloudStimulusBuffer.cpp
index a31e823..065a31b 100644
--- a/stimBuffApis/livoxGen1/pcloudStimulusBuffer.cpp
+++ b/stimBuffApis/livoxGen1/pcloudStimulusBuffer.cpp
@@ -69,6 +69,7 @@ void PcloudStimulusBuffer::start()
 {
 	// Call ioUringAssemblyEngine setup() as the final step
 	ioUringAssemblyEngine.setup();
+	openClCollatingAndMeshingEngine.setup();
 	// Call base class start() as the final step
 	StimulusBuffer::start();
 }
@@ -78,6 +79,7 @@ void PcloudStimulusBuffer::stop()
 	// Call base class stop() as the first step
 	StimulusBuffer::stop();
 	// Call ioUringAssemblyEngine stop() as the final step
+	openClCollatingAndMeshingEngine.finalize();
 	ioUringAssemblyEngine.finalize();
 }