diff --git a/libretroshare/src/ft/ftserver.cc b/libretroshare/src/ft/ftserver.cc
index e8875b80f..3be0f5af5 100644
--- a/libretroshare/src/ft/ftserver.cc
+++ b/libretroshare/src/ft/ftserver.cc
@@ -311,6 +311,7 @@ bool ftServer::getQueuePriority(const std::string hash, int & priority)
 }
 bool ftServer::clearDownload(const std::string hash)
 {
+   return true ;
 }
 
 void ftServer::clearQueue()
diff --git a/libretroshare/src/pqi/pqiperson.cc b/libretroshare/src/pqi/pqiperson.cc
index 78c97b15c..188bbf0d6 100644
--- a/libretroshare/src/pqi/pqiperson.cc
+++ b/libretroshare/src/pqi/pqiperson.cc
@@ -105,6 +105,8 @@ int 	pqiperson::receiveHeartbeat()
 {
         pqioutput(PQL_DEBUG_ALERT, pqipersonzone, "pqiperson::receiveHeartbeat() from peer : " + PeerId());
         lastHeartbeatReceived = time(NULL);
+
+		return true ;
 }
 
 	// tick......
diff --git a/libretroshare/src/pqi/pqipersongrp.cc b/libretroshare/src/pqi/pqipersongrp.cc
index cb9ddf599..969e554d3 100644
--- a/libretroshare/src/pqi/pqipersongrp.cc
+++ b/libretroshare/src/pqi/pqipersongrp.cc
@@ -486,7 +486,8 @@ int     pqipersongrp::connectPeer(std::string id)
 bool    pqipersongrp::notifyConnect(std::string id, uint32_t ptype, bool success) {
     struct sockaddr_in remote_peer_address;
     sockaddr_clear(&remote_peer_address);
-    notifyConnect(id, ptype, success, remote_peer_address);
+
+	return notifyConnect(id, ptype, success, remote_peer_address);
 }
 
 bool    pqipersongrp::notifyConnect(std::string id, uint32_t ptype, bool success, struct sockaddr_in remote_peer_address)
diff --git a/libretroshare/src/tcponudp/udplayer.cc b/libretroshare/src/tcponudp/udplayer.cc
index e795a9d7b..ee36db8ed 100644
--- a/libretroshare/src/tcponudp/udplayer.cc
+++ b/libretroshare/src/tcponudp/udplayer.cc
@@ -213,6 +213,8 @@ int UdpLayer::reset(struct sockaddr_in &local)
 
 	std::cerr << "UdpLayer::reset() opening socket" << std::endl;
 	openSocket();
+
+	return 1 ;
 }
 
 
diff --git a/libretroshare/src/upnp/UPnPBase.cpp b/libretroshare/src/upnp/UPnPBase.cpp
index ee30c4ea0..76b3c2016 100644
--- a/libretroshare/src/upnp/UPnPBase.cpp
+++ b/libretroshare/src/upnp/UPnPBase.cpp
@@ -1739,7 +1739,7 @@ void CUPnPControlPoint::Subscribe(CUPnPService &service)
 	return;
 
 error:
-	1+1;
+	;
 #ifdef UPNP_DEBUG
 	std::cerr << std::endl;
 #endif