diff --git a/manual/manual-api/Makefile b/manual/manual-api/Makefile
index 6c424e5f6..42dcf7004 100644
--- a/manual/manual-api/Makefile
+++ b/manual/manual-api/Makefile
@@ -1,5 +1,5 @@
 PKGDIR		=	../..
-LIBDIR		=   $(PKGDIR)/bin
+LIBDIR		=   $(PKGDIR)/build/bin
 INCLUDES	=   -I . -I$(PKGDIR)/slsReceiverSoftware/include -I$(PKGDIR)/slsDetectorSoftware/slsDetectorAnalysis -I$(LIBDIR) -I$(PKGDIR)/slsDetectorSoftware/slsDetector 
 SRC_DET		= 	mainClient.cpp 	
 SRC_REC		=   mainReceiver.cpp
diff --git a/slsDetectorSoftware/slsDetector/slsDetector.cpp b/slsDetectorSoftware/slsDetector/slsDetector.cpp
index 9656db125..a0506e93f 100644
--- a/slsDetectorSoftware/slsDetector/slsDetector.cpp
+++ b/slsDetectorSoftware/slsDetector/slsDetector.cpp
@@ -1756,6 +1756,26 @@ string slsDetector::checkOnline() {
 			disconnectControl();
 #ifdef VERBOSE
 			std::cout<< "online!" << std::endl;
+#endif
+		}
+	}
+	//still cannot connect to socket, stopSocket=0
+	if(stopSocket){
+		if (connectStop() == FAIL) {
+			stopSocket->SetTimeOut(5);
+			thisDetector->onlineFlag=OFFLINE_FLAG;
+			delete stopSocket;
+			stopSocket=NULL;
+			retval = string(thisDetector->hostname);
+#ifdef VERBOSE
+			std::cout<< "stop offline!" << std::endl;
+#endif
+		}  else {
+			thisDetector->onlineFlag=ONLINE_FLAG;
+			stopSocket->SetTimeOut(100);
+			disconnectStop();
+#ifdef VERBOSE
+			std::cout<< "stop online!" << std::endl;
 #endif
 		}
 	}