2 files changed, 5 insertions, 5 deletions
diff --git a/src/jogl/classes/com/jogamp/opengl/impl/windows/wgl/WindowsExternalWGLContext.java b/src/jogl/classes/com/jogamp/opengl/impl/windows/wgl/WindowsExternalWGLContext.java
index 173109db9..fd70842ac 100644
--- a/src/jogl/classes/com/jogamp/opengl/impl/windows/wgl/WindowsExternalWGLContext.java
+++ b/src/jogl/classes/com/jogamp/opengl/impl/windows/wgl/WindowsExternalWGLContext.java
@@ -75,15 +75,15 @@ public class WindowsExternalWGLContext extends WindowsWGLContext {
   protected static WindowsExternalWGLContext create(GLDrawableFactory factory, GLProfile glp) {
     long hdc = WGL.wglGetCurrentDC();
     if (0==hdc) {
-      throw new GLException("Error: attempted to make an external GLDrawable without a drawable current");
+      throw new GLException("Error: attempted to make an external GLDrawable without a drawable current, werr " + GDI.GetLastError());
     }
     long ctx = WGL.wglGetCurrentContext();
     if (ctx == 0) {
-      throw new GLException("Error: attempted to make an external GLContext without a context current");
+      throw new GLException("Error: attempted to make an external GLContext without a context current, werr " + GDI.GetLastError());
     }
     int pfdID = GDI.GetPixelFormat(hdc);
     if (pfdID == 0) {
-      throw new GLException("Error: attempted to make an external GLContext without a valid pixelformat");
+      throw new GLException("Error: attempted to make an external GLContext without a valid pixelformat, werr " + GDI.GetLastError());
     }
 
     AbstractGraphicsScreen aScreen = DefaultGraphicsScreen.createDefault(NativeWindowFactory.TYPE_WINDOWS);
diff --git a/src/jogl/classes/com/jogamp/opengl/impl/windows/wgl/WindowsExternalWGLDrawable.java b/src/jogl/classes/com/jogamp/opengl/impl/windows/wgl/WindowsExternalWGLDrawable.java
index 8f41db365..66a5c80a4 100644
--- a/src/jogl/classes/com/jogamp/opengl/impl/windows/wgl/WindowsExternalWGLDrawable.java
+++ b/src/jogl/classes/com/jogamp/opengl/impl/windows/wgl/WindowsExternalWGLDrawable.java
@@ -61,11 +61,11 @@ public class WindowsExternalWGLDrawable extends WindowsWGLDrawable {
   protected static WindowsExternalWGLDrawable create(GLDrawableFactory factory, GLProfile glp) {
     long hdc = WGL.wglGetCurrentDC();
     if (0==hdc) {
-      throw new GLException("Error: attempted to make an external GLDrawable without a drawable current");
+      throw new GLException("Error: attempted to make an external GLDrawable without a drawable current, werr " + GDI.GetLastError());
     }
     int pfdID = GDI.GetPixelFormat(hdc);
     if (pfdID == 0) {
-      throw new GLException("Error: attempted to make an external GLContext without a valid pixelformat");
+      throw new GLException("Error: attempted to make an external GLContext without a valid pixelformat, werr " + GDI.GetLastError());
     }
 
     AbstractGraphicsScreen aScreen = DefaultGraphicsScreen.createDefault(NativeWindowFactory.TYPE_WINDOWS);