diff --git a/slsDetectorGui/src/qDrawPlot.cpp b/slsDetectorGui/src/qDrawPlot.cpp
index 8d018ef99..b73007d0a 100755
--- a/slsDetectorGui/src/qDrawPlot.cpp
+++ b/slsDetectorGui/src/qDrawPlot.cpp
@@ -200,14 +200,15 @@ void qDrawPlot::SetupPlots() {
     // default display data
     for (unsigned int px = 0; px < nPixelsX; ++px) {
         datax1d[px] = px;
-        datay1d[0][px] = 0;
+        datay1d[0][px] = px;
     }
     // add a hist
-    DetachHists();
     SlsQtH1D *h = new SlsQtH1D("", nPixelsX, datax1d, datay1d[0]);
     h->SetLineColor(0);
     SetStyleandSymbol(h);
     hists1d.append(h);
+    h->Attach(plot1d);
+    plot1d->DisableZoom(true);
 
     // setup 2d plot
     plot2d = new SlsQt2DPlotLayout(boxPlot);
@@ -792,7 +793,7 @@ void qDrawPlot::Get1dData(double* rawData) {
     if (currentPersistency) {
         // allocate
         for(int i = datay1d.size(); i <= persistency; ++i) {
-            datay1d[i] = new double [nPixelsX];
+            datay1d.push_back(new double [nPixelsX]);
             SlsQtH1D* h = new SlsQtH1D("", nPixelsX, datax1d, datay1d[i]);
             h->SetLineColor(i);
             SetStyleandSymbol(h);
diff --git a/slsDetectorGui/src/qTabDeveloper.cpp b/slsDetectorGui/src/qTabDeveloper.cpp
index 6aa17bd16..b94f2c217 100755
--- a/slsDetectorGui/src/qTabDeveloper.cpp
+++ b/slsDetectorGui/src/qTabDeveloper.cpp
@@ -159,7 +159,7 @@ void qTabDeveloper::Initialization() {
 		connect(comboHV, SIGNAL(currentIndexChanged(int)), this, SLOT(SetHighVoltage()));
 	} 
 	if (spinHV != nullptr) {
-		connect(spinHV, SIGNAL(valueChanged(int)), this, SLOT(SetHighVoltage()));
+		connect(spinHV, SIGNAL(editingFinished()), this, SLOT(SetHighVoltage()));
 	}
 }
 
@@ -271,8 +271,8 @@ void qTabDeveloper::CreateHVWidget() {
 	// jungfrau, moench (range of values)
 	else  {
 		spinHV = new QSpinBox(boxDacs);
-		spinDacs[numDACWidgets]->setMinimum(-1);
-		spinDacs[numDACWidgets]->setMaximum(HV_MAX);
+		spinHV->setMinimum(-1);
+		spinHV->setMaximum(HV_MAX);
 		spinHV->setToolTip("<nobr>Set high voltage to 0 or 60 - 200V</nobr>");
 		lblHV->setToolTip(spinHV->toolTip());
 		dacLayout->addWidget(spinHV, (int)(numDACWidgets / 2), 2);
@@ -341,7 +341,7 @@ void qTabDeveloper::GetHighVoltage() {
 
 	FILE_LOG(logDEBUG) << "Getting High Voltage";
 	if (spinHV != nullptr) {
-		disconnect(spinHV, SIGNAL(valueChanged(int)), this, SLOT(SetHighVoltage()));	
+		disconnect(spinHV, SIGNAL(editingFinished()), this, SLOT(SetHighVoltage()));	
 	} 
 	if (comboHV != nullptr) {
 		disconnect(comboHV, SIGNAL(currentIndexChanged(int)), this, SLOT(SetHighVoltage()));
@@ -391,7 +391,7 @@ void qTabDeveloper::GetHighVoltage() {
     } CATCH_DISPLAY ("Could not get high voltage.", "qTabDeveloper::GetHighVoltage")
 
 	if (spinHV != nullptr) {
-		connect(spinHV, SIGNAL(valueChanged(int)), this, SLOT(SetHighVoltage()));	
+		connect(spinHV, SIGNAL(editingFinished()), this, SLOT(SetHighVoltage()));	
 	} 
 	if (comboHV != nullptr) {
 		connect(comboHV, SIGNAL(currentIndexChanged(int)), this, SLOT(SetHighVoltage()));
diff --git a/slsDetectorServers/eigerDetectorServer/bin/eigerDetectorServer_developer b/slsDetectorServers/eigerDetectorServer/bin/eigerDetectorServer_developer
index f718cf7b7..e9d9b8ef4 100755
Binary files a/slsDetectorServers/eigerDetectorServer/bin/eigerDetectorServer_developer and b/slsDetectorServers/eigerDetectorServer/bin/eigerDetectorServer_developer differ
diff --git a/slsDetectorServers/eigerDetectorServer/bin/eigerDetectorServer_gui b/slsDetectorServers/eigerDetectorServer/bin/eigerDetectorServer_gui
deleted file mode 100755
index 9939e01ef..000000000
Binary files a/slsDetectorServers/eigerDetectorServer/bin/eigerDetectorServer_gui and /dev/null differ
diff --git a/slsDetectorServers/gotthardDetectorServer/slsDetectorFunctionList.c b/slsDetectorServers/gotthardDetectorServer/slsDetectorFunctionList.c
index 0c1c7ae38..6f7ce88b4 100755
--- a/slsDetectorServers/gotthardDetectorServer/slsDetectorFunctionList.c
+++ b/slsDetectorServers/gotthardDetectorServer/slsDetectorFunctionList.c
@@ -1824,13 +1824,11 @@ void readFrame(int *ret, char *mess){
 	}
 
 	// frames left to give status
+    *ret = (int)OK;
 	int64_t retval = getTimeLeft(FRAME_NUMBER) + 1;
 	if ( retval > -1) {
-		*ret = (int)FAIL;
-		sprintf(mess,"No data and run stopped: %lld frames left\n",(long  long int)retval);
-		FILE_LOG(logERROR, (mess));
+		FILE_LOG(logERROR, ("No data and run stopped: %lld frames left\n",(long  long int)retval));
 	} else {
-		*ret = (int)OK;
 		FILE_LOG(logINFOGREEN, ("Acquisition successfully finished\n"));
 	}
 }
diff --git a/slsDetectorServers/jungfrauDetectorServer/bin/jungfrauDetectorServer_developer b/slsDetectorServers/jungfrauDetectorServer/bin/jungfrauDetectorServer_developer
index 9432cd961..588a65185 100755
Binary files a/slsDetectorServers/jungfrauDetectorServer/bin/jungfrauDetectorServer_developer and b/slsDetectorServers/jungfrauDetectorServer/bin/jungfrauDetectorServer_developer differ
diff --git a/slsDetectorServers/jungfrauDetectorServer/slsDetectorFunctionList.c b/slsDetectorServers/jungfrauDetectorServer/slsDetectorFunctionList.c
index f8b03322d..4476efd6c 100755
--- a/slsDetectorServers/jungfrauDetectorServer/slsDetectorFunctionList.c
+++ b/slsDetectorServers/jungfrauDetectorServer/slsDetectorFunctionList.c
@@ -1013,28 +1013,38 @@ void setNumberofUDPInterfaces(int val) {
 		FILE_LOG(logINFOBLUE, ("Setting #Interfaces: 1\n"));
 		bus_w(addr, bus_r(addr) &~ CONFIG_OPRTN_MDE_2_X_10GbE_MSK);
 	}
+	FILE_LOG(logINFO, ("config reg:0x%x\n", bus_r(addr)));
 }
 
 int getNumberofUDPInterfaces() {
+		FILE_LOG(logINFO, ("config reg:0x%x\n", bus_r(CONFIG_REG)));
+		FILE_LOG(logINFO, ("config reg 2x10 :0x%x %d\n", 
+		CONFIG_OPRTN_MDE_2_X_10GbE_MSK, 
+		bus_r(CONFIG_REG)|CONFIG_OPRTN_MDE_2_X_10GbE_MSK));
 	// return 2 if enabled, else 1
-	return ((bus_r(CONFIG_REG) | CONFIG_OPRTN_MDE_2_X_10GbE_MSK) ? 2 : 1);
+
+	return ((bus_r(CONFIG_REG) & CONFIG_OPRTN_MDE_2_X_10GbE_MSK) ? 2 : 1);
 }
 
 void selectPrimaryInterface(int val) {
 	uint32_t addr = CONFIG_REG;
 
-	// inner (user input: 0)
+	// outer (user input: 0)
 	if (val == 0) {
 		FILE_LOG(logINFOBLUE, ("Setting Primary Interface: 0 (Outer)\n"));
 		bus_w(addr, bus_r(addr) &~ CONFIG_INNR_PRIMRY_INTRFCE_MSK);
 	}
-	// outer (user input: 1)
+	// inner (user input: 1)
 	else {
 		FILE_LOG(logINFOBLUE, ("Setting Secondary Interface: 1 (Inner)\n"));
 		bus_w(addr, bus_r(addr) | CONFIG_INNR_PRIMRY_INTRFCE_MSK);
 	}
 }
 
+int getPrimaryInterface() {
+	return ((bus_r(CONFIG_REG) & CONFIG_INNR_PRIMRY_INTRFCE_MSK) ? 1 : 0);
+}
+
 void setupHeader(int iRxEntry, enum interfaceType type, uint32_t destip, uint64_t destmac, uint32_t destport, uint64_t sourcemac, uint32_t sourceip, uint32_t sourceport) {
 	
 	// start addr
@@ -1128,9 +1138,9 @@ int configureMAC(int numInterfaces, int selInterface,
 	uint32_t sourceport  =  DEFAULT_TX_UDP_PORT;
 
 	FILE_LOG(logINFO, ("\t#Interfaces : %d\n", numInterfaces));
-	FILE_LOG(logINFO, ("\tInterface   : %d\n\n", selInterface));
+	FILE_LOG(logINFO, ("\tInterface   : %d %s\n\n", selInterface, (selInterface ? "Inner" : "Outer")));
 
-	FILE_LOG(logINFO, ("\tOuter %s\n", (numInterfaces == 2) ? "(Bottom)": ""));
+	FILE_LOG(logINFO, ("\tOuter %s\n", (numInterfaces == 2) ? "(Bottom)": (selInterface ? "Not Used" : "Used")));
 	FILE_LOG(logINFO, ("\tSource IP   : %d.%d.%d.%d \t\t(0x%08x)\n",
 	        (sourceip>>24)&0xff,(sourceip>>16)&0xff,(sourceip>>8)&0xff,(sourceip)&0xff, sourceip));
 	FILE_LOG(logINFO, ("\tSource MAC  : %02x:%02x:%02x:%02x:%02x:%02x \t(0x%010llx)\n",
@@ -1156,7 +1166,7 @@ int configureMAC(int numInterfaces, int selInterface,
 	FILE_LOG(logINFO, ("\tDest. Port  : %d \t\t\t(0x%08x)\n\n",udpport, udpport));
 
 	uint32_t sourceport2  =  DEFAULT_TX_UDP_PORT + 1;
-	FILE_LOG(logINFO, ("\tInner %s\n", (numInterfaces == 2) ? "(Top)": "Not used"));
+	FILE_LOG(logINFO, ("\tInner %s\n", (numInterfaces == 2) ? "(Top)": (selInterface ? "Used" : "Not Used")));
 	FILE_LOG(logINFO, ("\tSource IP2  : %d.%d.%d.%d \t\t(0x%08x)\n",
 	        (sourceip2>>24)&0xff,(sourceip2>>16)&0xff,(sourceip2>>8)&0xff,(sourceip2)&0xff, sourceip2));
 	FILE_LOG(logINFO, ("\tSource MAC2 : %02x:%02x:%02x:%02x:%02x:%02x \t(0x%010llx)\n",
@@ -1214,14 +1224,16 @@ int setDetectorPosition(int pos[]) {
 	int ret = OK;
 	int innerPos[2] = {pos[X], pos[Y]};
 	int outerPos[2] = {pos[X], pos[Y]};
+	int selInterface = getPrimaryInterface();
 	int numInterfaces = getNumberofUDPInterfaces();
 
 	if (numInterfaces == 1) {
-		FILE_LOG(logDEBUG1, ("Setting detector position: (%d, %d)\n", innerPos[X], innerPos[Y]));
+		FILE_LOG(logDEBUG, ("Setting detector position: 1 Interface %s \n(%d, %d)\n", 
+			(selInterface ? "Inner" : "Outer"), innerPos[X], innerPos[Y]));
 	} 
 	else {
 		++outerPos[X]; 
-		FILE_LOG(logDEBUG1, ("Setting detector position:\n"
+		FILE_LOG(logDEBUG, ("Setting detector position: 2 Interfaces \n"
 						"  inner top(%d, %d), outer bottom(%d, %d)\n"
 						, innerPos[X], innerPos[Y], outerPos[X], outerPos[Y]));
 	} 
@@ -1250,11 +1262,11 @@ int setDetectorPosition(int pos[]) {
 
 	if (ret == OK) {
 		if (numInterfaces == 1) {
-			FILE_LOG(logINFO, ("Position set to [%d, %d]\n", innerPos[X], innerPos[Y]));
+			FILE_LOG(logINFOBLUE, ("Position set to [%d, %d]\n", innerPos[X], innerPos[Y]));
 		} 
 		else {
-			FILE_LOG(logINFO, (" Inner (top) position set to [%d, %d]\n", innerPos[X], innerPos[Y]));
-			FILE_LOG(logINFO, (" Outer (bottom) position set to [%d, %d]\n", outerPos[X], outerPos[Y]));
+			FILE_LOG(logINFOBLUE, (" Inner (top) position set to [%d, %d]\n", innerPos[X], innerPos[Y]));
+			FILE_LOG(logINFOBLUE, (" Outer (bottom) position set to [%d, %d]\n", outerPos[X], outerPos[Y]));
 		} 
 	}
 	return ret;
@@ -1784,14 +1796,13 @@ void readFrame(int *ret, char *mess){
 		usleep(500);
 	}
 
+	*ret = (int)OK;
 	// frames left to give status
 	int64_t retval = getTimeLeft(FRAME_NUMBER) + 1;
+
 	if ( retval > 0) {
-		*ret = (int)FAIL;
-		sprintf(mess,"No data and run stopped: %lld frames left\n",(long  long int)retval);
-		FILE_LOG(logERROR, (mess));
+		FILE_LOG(logERROR, ("No data and run stopped: %lld frames left\n",(long  long int)retval));
 	} else {
-		*ret = (int)OK;
 		FILE_LOG(logINFOGREEN, ("Acquisition successfully finished\n"));
 	}
 }
diff --git a/slsDetectorServers/slsDetectorServer/slsDetectorFunctionList.h b/slsDetectorServers/slsDetectorServer/slsDetectorFunctionList.h
index 22ce39e72..ecccdc278 100755
--- a/slsDetectorServers/slsDetectorServer/slsDetectorFunctionList.h
+++ b/slsDetectorServers/slsDetectorServer/slsDetectorFunctionList.h
@@ -222,6 +222,7 @@ void        calcChecksum(mac_conf* mac, int sourceip, int destip);
 void setNumberofUDPInterfaces(int val);
 int getNumberofUDPInterfaces();
 void selectPrimaryInterface(int val);
+int getPrimaryInterface();
 void setupHeader(int iRxEntry, enum interfaceType type, uint32_t destip, uint64_t destmac, uint32_t destport, uint64_t sourcemac, uint32_t sourceip, uint32_t sourceport);
 void calcChecksum(udp_header* udp);
 #endif
diff --git a/slsDetectorSoftware/src/multiSlsDetector.cpp b/slsDetectorSoftware/src/multiSlsDetector.cpp
index 53665bc60..9355b8c6f 100755
--- a/slsDetectorSoftware/src/multiSlsDetector.cpp
+++ b/slsDetectorSoftware/src/multiSlsDetector.cpp
@@ -3464,9 +3464,12 @@ void multiSlsDetector::readFrameFromReceiver() {
     }
 
     // free resources
-    delete[] image;
-    delete[] multiframe;
-    delete[] multigappixels;
+    if (image != nullptr) 
+        delete[] image;
+    if (multiframe)
+        delete[] multiframe;
+    if (multigappixels)
+        delete [] multigappixels;
 }
 
 int multiSlsDetector::processImageWithGapPixels(char *image, char *&gpImage) {
diff --git a/slsDetectorSoftware/src/slsDetector.cpp b/slsDetectorSoftware/src/slsDetector.cpp
index a46fc3fde..84cc81e78 100755
--- a/slsDetectorSoftware/src/slsDetector.cpp
+++ b/slsDetectorSoftware/src/slsDetector.cpp
@@ -1443,7 +1443,7 @@ int slsDetector::configureMAC() {
         // col for horiz. udp ports
         pos[1] = (detId / max) * ((shm()->myDetectorType == EIGER) ? 2 : 1);
         // pos[2] (z is reserved)
-        FILE_LOG(logDEBUG1) << "Detector [" << detId << "] - (" << pos[0] << ","
+        FILE_LOG(logDEBUG) << "Detector [" << detId << "] - (" << pos[0] << ","
                             << pos[1] << ")";
         snprintf(args[12], array_size, "%x", pos[0]);
         snprintf(args[13], array_size, "%x", pos[1]);
diff --git a/slsSupportLib/include/versionAPI.h b/slsSupportLib/include/versionAPI.h
index d762c7d93..d7b9df8bd 100644
--- a/slsSupportLib/include/versionAPI.h
+++ b/slsSupportLib/include/versionAPI.h
@@ -5,6 +5,6 @@
 #define APIRECEIVER 0x190604
 #define APIGUI 0x190405
 #define APICTB 0x190604
-#define APIJUNGFRAU 0x190604
-#define APIGOTTHARD 0x190604
-#define APIEIGER 0x190702
+#define APIEIGER 0x190712
+#define APIJUNGFRAU 0x190712
+#define APIGOTTHARD 0x190712