diff --git a/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer b/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer
index cde789563..3dcad70d6 100755
Binary files a/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer and b/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer differ
diff --git a/slsDetectorServers/eigerDetectorServer/bin/eigerDetectorServer_developer b/slsDetectorServers/eigerDetectorServer/bin/eigerDetectorServer_developer
index 500446b97..b926fc836 100755
Binary files a/slsDetectorServers/eigerDetectorServer/bin/eigerDetectorServer_developer and b/slsDetectorServers/eigerDetectorServer/bin/eigerDetectorServer_developer differ
diff --git a/slsDetectorServers/eigerDetectorServer/slsDetectorFunctionList.c b/slsDetectorServers/eigerDetectorServer/slsDetectorFunctionList.c
index 7ac29e996..9f35704bd 100755
--- a/slsDetectorServers/eigerDetectorServer/slsDetectorFunctionList.c
+++ b/slsDetectorServers/eigerDetectorServer/slsDetectorFunctionList.c
@@ -1246,7 +1246,7 @@ int configureMAC() {
 
 	int i=0;
 	/* for(i=0;i<32;i++) { modified for Aldo*/
-	if (Beb_SetBebSrcHeaderInfos(beb_num,send_to_ten_gig,src_mac,src_ip,src_port) &&
+	if (Beb_SetBebSrcHeaderInfos(beb_num,send_to_ten_gig,src_mac,src_ip,srcport) &&
 			Beb_SetUpUDPHeader(beb_num,send_to_ten_gig,header_number+i,dst_mac,dst_ip, dst_port)) {
 		LOG(logDEBUG1, ("\tset up left ok\n"));
 	} else {
@@ -1260,7 +1260,7 @@ int configureMAC() {
 		dst_port = dstport;
 
 	/*for(i=0;i<32;i++) {*//** modified for Aldo*/
-	if (Beb_SetBebSrcHeaderInfos(beb_num,send_to_ten_gig,src_mac,src_ip,src_port) &&
+	if (Beb_SetBebSrcHeaderInfos(beb_num,send_to_ten_gig,src_mac,src_ip,srcport) &&
 			Beb_SetUpUDPHeader(beb_num,send_to_ten_gig,header_number+i,dst_mac,dst_ip, dst_port)) {
 		LOG(logDEBUG1, (" set up right ok\n"));
 	} else {
diff --git a/slsDetectorServers/gotthard2DetectorServer/bin/gotthard2DetectorServer_developer b/slsDetectorServers/gotthard2DetectorServer/bin/gotthard2DetectorServer_developer
index 6d46a5b17..796b0ef8b 100755
Binary files a/slsDetectorServers/gotthard2DetectorServer/bin/gotthard2DetectorServer_developer and b/slsDetectorServers/gotthard2DetectorServer/bin/gotthard2DetectorServer_developer differ
diff --git a/slsDetectorServers/gotthardDetectorServer/bin/gotthardDetectorServer_developer b/slsDetectorServers/gotthardDetectorServer/bin/gotthardDetectorServer_developer
index 945d56400..79fb13119 100755
Binary files a/slsDetectorServers/gotthardDetectorServer/bin/gotthardDetectorServer_developer and b/slsDetectorServers/gotthardDetectorServer/bin/gotthardDetectorServer_developer differ
diff --git a/slsDetectorServers/jungfrauDetectorServer/bin/jungfrauDetectorServer_developer b/slsDetectorServers/jungfrauDetectorServer/bin/jungfrauDetectorServer_developer
index 7cf0b600d..924eb9255 100755
Binary files a/slsDetectorServers/jungfrauDetectorServer/bin/jungfrauDetectorServer_developer and b/slsDetectorServers/jungfrauDetectorServer/bin/jungfrauDetectorServer_developer differ
diff --git a/slsDetectorServers/moenchDetectorServer/bin/moenchDetectorServer_developer b/slsDetectorServers/moenchDetectorServer/bin/moenchDetectorServer_developer
index 43c46788c..a80b00473 100755
Binary files a/slsDetectorServers/moenchDetectorServer/bin/moenchDetectorServer_developer and b/slsDetectorServers/moenchDetectorServer/bin/moenchDetectorServer_developer differ
diff --git a/slsDetectorServers/mythen3DetectorServer/bin/mythen3DetectorServer_developer b/slsDetectorServers/mythen3DetectorServer/bin/mythen3DetectorServer_developer
index 0c3b1e35f..4196e5c63 100755
Binary files a/slsDetectorServers/mythen3DetectorServer/bin/mythen3DetectorServer_developer and b/slsDetectorServers/mythen3DetectorServer/bin/mythen3DetectorServer_developer differ
diff --git a/slsSupportLib/include/versionAPI.h b/slsSupportLib/include/versionAPI.h
index 5b6504124..bbb5c11f4 100644
--- a/slsSupportLib/include/versionAPI.h
+++ b/slsSupportLib/include/versionAPI.h
@@ -3,10 +3,10 @@
 #define APILIB 0x200227
 #define APIRECEIVER 0x200227
 #define APIGUI 0x200227
-#define APICTB 0x200311
-#define APIGOTTHARD 0x200326
-#define APIGOTTHARD2 0x200326
-#define APIJUNGFRAU 0x200326
-#define APIMYTHEN3 0x200311
-#define APIMOENCH 0x200326
-#define APIEIGER 0x200326
+#define APICTB 0x200331
+#define APIGOTTHARD 0x200331
+#define APIGOTTHARD2 0x200331
+#define APIJUNGFRAU 0x200331
+#define APIMYTHEN3 0x200331
+#define APIMOENCH 0x200331
+#define APIEIGER 0x200331