diff --git a/ACG/GL/ColorTranslator.hh b/ACG/GL/ColorTranslator.hh
index 6e5ecfef31ca6411964710f762c770dd7c8e5909..d68cbb32aad59ca342fd4902494a42867472adfb 100644
--- a/ACG/GL/ColorTranslator.hh
+++ b/ACG/GL/ColorTranslator.hh
@@ -84,7 +84,13 @@ class ACGDLLEXPORT ColorTranslator
 public:
    
   /// Default constructor.
-  ColorTranslator() : initialized_(false) {};
+  ColorTranslator() : initialized_(false),
+                      red_bits_(0), green_bits_(0), blue_bits_(0), alpha_bits_(0),
+                      red_mask_(0), green_mask_(0), blue_mask_(0), alpha_mask_(0),
+                      red_shift_(0), green_shift_(0), blue_shift_(0), alpha_shift_(0),
+                      red_round_(0), green_round_(0), blue_round_(0), alpha_round_(0)
+   {};
+
    /// Destructor.
   ~ColorTranslator() {};
 
diff --git a/ACG/QtWidgets/QtColorTranslator.hh b/ACG/QtWidgets/QtColorTranslator.hh
index 131f309cbdd7c18a27411c4ff6b0e81a4aa16638..f92b0910a8f33fa1ac7028e03035d57b04d98176 100644
--- a/ACG/QtWidgets/QtColorTranslator.hh
+++ b/ACG/QtWidgets/QtColorTranslator.hh
@@ -88,8 +88,12 @@ class ACGDLLEXPORT QtColorTranslator
 public:
 
   /// Default constructor.
-  QtColorTranslator()
-    : initialized_(false) {};
+  QtColorTranslator() : initialized_(false),
+                        redBits_(0), greenBits_(0), blueBits_(0),
+                        redMask_(0), greenMask_(0), blueMask_(0),
+                        redShift_(0), greenShift_(0), blueShift_(0),
+                        redRound_(0), greenRound_(0), blueRound_(0)
+  {};
 
   /// construct with QGLcontext
   QtColorTranslator(QGLContext& _context)
diff --git a/libs_required/OpenMesh b/libs_required/OpenMesh
index 0d3cce6d0a6aab0bb138d80f7aaf6e0dc0176034..0837d5d1d05050a8fe42461c492c43244fecbb96 160000
--- a/libs_required/OpenMesh
+++ b/libs_required/OpenMesh
@@ -1 +1 @@
-Subproject commit 0d3cce6d0a6aab0bb138d80f7aaf6e0dc0176034
+Subproject commit 0837d5d1d05050a8fe42461c492c43244fecbb96