diff --git a/src/osgGA/DriveManipulator.cpp b/src/osgGA/DriveManipulator.cpp
index c9cf591a1..e0a8e49be 100644
--- a/src/osgGA/DriveManipulator.cpp
+++ b/src/osgGA/DriveManipulator.cpp
@@ -486,7 +486,7 @@ bool DriveManipulator::calcMovement()
 
     if (dt<0.0f)
     {
-        notify(WARN) << "warning dt = "<<dt<< std::endl;
+        notify(INFO) << "warning dt = "<<dt<< std::endl;
         dt = 0.0f;
     }
 
diff --git a/src/osgGA/FlightManipulator.cpp b/src/osgGA/FlightManipulator.cpp
index bb36cee28..bbdfd546f 100644
--- a/src/osgGA/FlightManipulator.cpp
+++ b/src/osgGA/FlightManipulator.cpp
@@ -224,7 +224,7 @@ bool FlightManipulator::calcMovement()
 
     if (dt<0.0f)
     {
-        notify(WARN) << "warning dt = "<<dt<< std::endl;
+        notify(INFO) << "warning dt = "<<dt<< std::endl;
         dt = 0.0f;
     }
 
diff --git a/src/osgUtil/SceneView.cpp b/src/osgUtil/SceneView.cpp
index 1f7e6ff76..c990f6393 100644
--- a/src/osgUtil/SceneView.cpp
+++ b/src/osgUtil/SceneView.cpp
@@ -647,8 +647,6 @@ void SceneView::releaseAllGLObjects()
 
 void SceneView::flushAllDeletedGLObjects()
 {
-    osg::notify(osg::NOTICE)<<"SceneView::flushAllDeletedGLObjects()"<<std::endl;
-
     _requiresFlush = false;
     
     double availableTime = 100.0f;