diff --git a/libretroshare/src/gxstrans/p3gxstrans.h b/libretroshare/src/gxstrans/p3gxstrans.h
index 688a9cd22..aff7b9eda 100644
--- a/libretroshare/src/gxstrans/p3gxstrans.h
+++ b/libretroshare/src/gxstrans/p3gxstrans.h
@@ -272,8 +272,7 @@ private:
 	{
 		if(mPreferredGroupId < potentialGrId)
 		{
-			std::cerr << "supersedePreferredGroup(...) " << potentialGrId
-			          << " supersed " << mPreferredGroupId << std::endl;
+            // std::cerr << "supersedePreferredGroup(...) " << potentialGrId << " supersed " << mPreferredGroupId << std::endl;
 			mPreferredGroupId = potentialGrId;
 			return true;
 		}
diff --git a/libretroshare/src/services/p3gxscircles.cc b/libretroshare/src/services/p3gxscircles.cc
index f1f39a792..0b7bc9570 100644
--- a/libretroshare/src/services/p3gxscircles.cc
+++ b/libretroshare/src/services/p3gxscircles.cc
@@ -1781,7 +1781,7 @@ rstime_t p3GxsCircles::service_getLastGroupSeenTs(const RsGxsGroupId& gid)
 }
 bool p3GxsCircles::service_checkIfGroupIsStillUsed(const RsGxsGrpMetaData& meta)
 {
-#ifdef GXSFORUMS_CHANNELS
+#ifdef GXSFORUMS_CIRCLES
     std::cerr << "p3gxsChannels: Checking unused circles: called by GxsCleaning." << std::endl;
 #endif
 
@@ -1794,7 +1794,7 @@ bool p3GxsCircles::service_checkIfGroupIsStillUsed(const RsGxsGrpMetaData& meta)
     auto it = mKnownCircles.find(meta.mGroupId);
     bool unknown_posted = (it == mKnownCircles.end());
 
-#ifdef GXSFORUMS_CHANNELS
+#ifdef GXSFORUMS_CIRCLES
     std::cerr << "  Circle " << meta.mGroupId ;
 #endif
 
@@ -1803,7 +1803,7 @@ bool p3GxsCircles::service_checkIfGroupIsStillUsed(const RsGxsGrpMetaData& meta)
         // This case should normally not happen. It does because this board was never registered since it may
         // arrived before this code was here
 
-#ifdef GXSFORUMS_CHANNELS
+#ifdef GXSFORUMS_CIRCLES
         std::cerr << ". Not known yet. Adding current time as new TS." << std::endl;
 #endif
         mKnownCircles[meta.mGroupId] = now;
@@ -1816,18 +1816,20 @@ bool p3GxsCircles::service_checkIfGroupIsStillUsed(const RsGxsGrpMetaData& meta)
         bool used_by_friends = (now < it->second + CIRCLES_UNUSED_BY_FRIENDS_DELAY);
         bool subscribed = static_cast<bool>(meta.mSubscribeFlags & GXS_SERV::GROUP_SUBSCRIBE_SUBSCRIBED);
 
+#ifdef GXSFORUMS_CIRCLES
         std::cerr << ". subscribed: " << subscribed << ", used_by_friends: " << used_by_friends << " last TS: " << now - it->second << " secs ago (" << (now-it->second)/86400 << " days)";
+#endif
 
         if(!subscribed && !used_by_friends)
         {
-#ifdef GXSFORUMS_CHANNELS
+#ifdef GXSFORUMS_CIRCLES
             std::cerr << ". Scheduling for deletion" << std::endl;
 #endif
             return false;
         }
         else
         {
-#ifdef GXSFORUMS_CHANNELS
+#ifdef GXSFORUMS_CIRCLES
             std::cerr << ". Keeping!" << std::endl;
 #endif
             return true;
diff --git a/retroshare-gui/src/gui/common/RSTextBrowser.cpp b/retroshare-gui/src/gui/common/RSTextBrowser.cpp
index 96180b874..cd2bd988e 100644
--- a/retroshare-gui/src/gui/common/RSTextBrowser.cpp
+++ b/retroshare-gui/src/gui/common/RSTextBrowser.cpp
@@ -161,7 +161,11 @@ QVariant RSTextBrowser::loadResource(int type, const QUrl &name)
 
 	// case 4: otherwise, do not display
 
-	std::cerr << "TEXTBROWSER: refusing load ressource request: type=" << type << " scheme=" << name.scheme().toStdString() << ", url=" << name.toString().toStdString() << std::endl;
+    std::cerr << "TEXTBROWSER: refusing load ressource request: type=" << type << " scheme="
+              << name.scheme().toStdString() << ", url="
+              << name.toString().left(50).toStdString()
+              << ((name.toString().length()>50)?"...":"")
+              << std::endl;
 
 	if (mImageBlockWidget)
 		mImageBlockWidget->show();
diff --git a/retroshare-gui/src/gui/settings/RSPermissionMatrixWidget.cpp b/retroshare-gui/src/gui/settings/RSPermissionMatrixWidget.cpp
index 7d869ab57..76622625b 100644
--- a/retroshare-gui/src/gui/settings/RSPermissionMatrixWidget.cpp
+++ b/retroshare-gui/src/gui/settings/RSPermissionMatrixWidget.cpp
@@ -96,14 +96,18 @@ void RSPermissionMatrixWidget::updateDisplay()
 
 void RSPermissionMatrixWidget::mousePressEvent(QMouseEvent *e)
 {
+#ifdef DEBUG_PERMISSION_MATRIX
     std::cerr << "mouse pressed at x=" << e->x() << ", y=" << e->y() << std::endl;
+#endif
 
     uint32_t service_id ;
     RsPeerId peer_id ;
 
     if(computeServiceAndPeer(e->x(),e->y(),service_id,peer_id))
     {
+#ifdef DEBUG_PERMISSION_MATRIX
         std::cerr << "Peer id: " << peer_id << ", service: " << service_id << std::endl;
+#endif
 
         // Make sure the service is not globally disabled