diff --git a/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.cpp b/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.cpp
index 142cda41a..579bdf051 100644
--- a/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.cpp
+++ b/slsDetectorSoftware/multiSlsDetector/multiSlsDetector.cpp
@@ -266,7 +266,7 @@ multiSlsDetector::multiSlsDetector(int id) :  slsDetectorUtils(), shmId(-1)
 
   getNMods();
   getMaxMods();
-
+  threadpool = 0;
 	if(createThreadPool() == FAIL)
 		exit(-1);