diff --git a/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.cpp b/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.cpp
index d9bd9325a..83facff91 100644
--- a/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.cpp
+++ b/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.cpp
@@ -5778,17 +5778,9 @@ void multiSlsDetector::readFrameFromReceiver(){
 	int* multiframe=new int[nel]();
 	int nch;
 
+
 	bool runningList[numSockets];
 	bool connectList[numSockets];
-
-	int numRunning = 0;
-
-	//wait for real time acquisition to start
-	bool running = true;
-	sem_wait(&sem_newRTAcquisition);
-	if(checkJoinThread())
-		running = false;
-
 	for(int i = 0; i < numSockets; ++i) {
 		if(!zmqSocket[i]->Connect()) {
 			connectList[i] = true;
@@ -5799,8 +5791,14 @@ void multiSlsDetector::readFrameFromReceiver(){
 			runningList[i] = false;
 		}
 	}
+	int numRunning = numSockets;
 
-	numRunning = numSockets;
+
+	//wait for real time acquisition to start
+	bool running = true;
+	sem_wait(&sem_newRTAcquisition);
+	if(checkJoinThread())
+		running = false;
 
 
 	//exit when last message for each socket received