diff --git a/src_main/thread/pithread.cpp b/src_main/thread/pithread.cpp
index 50de732f..6ce4e20a 100755
--- a/src_main/thread/pithread.cpp
+++ b/src_main/thread/pithread.cpp
@@ -189,6 +189,7 @@ PIThread::~PIThread() {
 	if (!running_ || PRIVATE->thread == 0) return;
 #ifdef FREERTOS
 	//void * ret(0);
+	piCout << "~PIThread" << PRIVATE->thread;
 	piCout << pthread_join(PRIVATE->thread, 0);
 	piCout << "FREERTOS can't join pthreads!";
 #else
@@ -219,7 +220,7 @@ bool PIThread::start(int timer_delay) {
 #  endif
 	pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
 	int ret = pthread_create(&PRIVATE->thread, &attr, thread_function, this);
-	//piCout << "pthread_create" << PRIVATE->thread;
+	piCout << "pthread_create" << PRIVATE->thread;
 	pthread_attr_destroy(&attr);
 	if (ret == 0) {
 #  ifdef MAC_OS