diff --git a/windows/netgen.rc b/windows/netgen.rc
index 3568033e..340700b5 100644
--- a/windows/netgen.rc
+++ b/windows/netgen.rc
@@ -4,11 +4,11 @@
 // File and Product Version information. 
 // Displayed in the "Version" Tab in Windows 
 // Explorer after right clicking on the EXE File
-#define FILE_VERSION          4,9,9,0
-#define FILE_VERSION_STR      "4.9.9\0"
+#define FILE_VERSION          4,9,10,0
+#define FILE_VERSION_STR      "4.9.10\0"
 
-#define PRODUCT_VERSION       4,9,9,0
-#define PRODUCT_VERSION_STR   "4.9.9\0"
+#define PRODUCT_VERSION       4,9,10,0
+#define PRODUCT_VERSION_STR   "4.9.10\0"
 // --------------------------------------------------
 
 // Add the Netgen icon to the executable
diff --git a/windows/netgen.vcproj b/windows/netgen.vcproj
index 94ddfc40..d7677f89 100644
--- a/windows/netgen.vcproj
+++ b/windows/netgen.vcproj
@@ -437,11 +437,11 @@
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\include\csg.hpp"
+				RelativePath="..\libsrc\csg\csg.hpp"
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\csg\csg.hpp"
+				RelativePath="..\libsrc\include\csg.hpp"
 				>
 			</File>
 			<File
@@ -557,11 +557,11 @@
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\gprim\gprim.hpp"
+				RelativePath="..\libsrc\include\gprim.hpp"
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\include\gprim.hpp"
+				RelativePath="..\libsrc\gprim\gprim.hpp"
 				>
 			</File>
 			<File
@@ -617,11 +617,11 @@
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\linalg\linalg.hpp"
+				RelativePath="..\libsrc\include\linalg.hpp"
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\include\linalg.hpp"
+				RelativePath="..\libsrc\linalg\linalg.hpp"
 				>
 			</File>
 			<File
@@ -645,11 +645,11 @@
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\include\meshing.hpp"
+				RelativePath="..\libsrc\meshing\meshing.hpp"
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\meshing\meshing.hpp"
+				RelativePath="..\libsrc\include\meshing.hpp"
 				>
 			</File>
 			<File
@@ -733,11 +733,11 @@
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\include\occgeom.hpp"
+				RelativePath="..\libsrc\occ\occgeom.hpp"
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\occ\occgeom.hpp"
+				RelativePath="..\libsrc\include\occgeom.hpp"
 				>
 			</File>
 			<File
@@ -745,11 +745,11 @@
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\linalg\opti.hpp"
+				RelativePath="..\libsrc\include\opti.hpp"
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\include\opti.hpp"
+				RelativePath="..\libsrc\linalg\opti.hpp"
 				>
 			</File>
 			<File
@@ -857,11 +857,11 @@
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\stlgeom\stlgeom.hpp"
+				RelativePath="..\libsrc\include\stlgeom.hpp"
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\include\stlgeom.hpp"
+				RelativePath="..\libsrc\stlgeom\stlgeom.hpp"
 				>
 			</File>
 			<File
@@ -925,11 +925,11 @@
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\include\visual.hpp"
+				RelativePath="..\libsrc\visualization\visual.hpp"
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\visualization\visual.hpp"
+				RelativePath="..\libsrc\include\visual.hpp"
 				>
 			</File>
 			<File
@@ -1470,10 +1470,6 @@
 				RelativePath="..\libsrc\meshing\validate.cpp"
 				>
 			</File>
-			<File
-				RelativePath="..\libsrc\linalg\vector.cpp"
-				>
-			</File>
 			<File
 				RelativePath="..\libsrc\visualization\vscsg.cpp"
 				>
diff --git a/windows/netgen_MSVC2005.vcproj b/windows/netgen_MSVC2005.vcproj
index c5412064..7cf49b35 100644
--- a/windows/netgen_MSVC2005.vcproj
+++ b/windows/netgen_MSVC2005.vcproj
@@ -441,11 +441,11 @@
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\csg\csg.hpp"
+				RelativePath="..\libsrc\include\csg.hpp"
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\include\csg.hpp"
+				RelativePath="..\libsrc\csg\csg.hpp"
 				>
 			</File>
 			<File
@@ -561,11 +561,11 @@
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\include\gprim.hpp"
+				RelativePath="..\libsrc\gprim\gprim.hpp"
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\gprim\gprim.hpp"
+				RelativePath="..\libsrc\include\gprim.hpp"
 				>
 			</File>
 			<File
@@ -621,11 +621,11 @@
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\include\linalg.hpp"
+				RelativePath="..\libsrc\linalg\linalg.hpp"
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\linalg\linalg.hpp"
+				RelativePath="..\libsrc\include\linalg.hpp"
 				>
 			</File>
 			<File
@@ -649,11 +649,11 @@
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\meshing\meshing.hpp"
+				RelativePath="..\libsrc\include\meshing.hpp"
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\include\meshing.hpp"
+				RelativePath="..\libsrc\meshing\meshing.hpp"
 				>
 			</File>
 			<File
@@ -737,11 +737,11 @@
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\include\occgeom.hpp"
+				RelativePath="..\libsrc\occ\occgeom.hpp"
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\occ\occgeom.hpp"
+				RelativePath="..\libsrc\include\occgeom.hpp"
 				>
 			</File>
 			<File
@@ -749,11 +749,11 @@
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\include\opti.hpp"
+				RelativePath="..\libsrc\linalg\opti.hpp"
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\linalg\opti.hpp"
+				RelativePath="..\libsrc\include\opti.hpp"
 				>
 			</File>
 			<File
@@ -861,11 +861,11 @@
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\include\stlgeom.hpp"
+				RelativePath="..\libsrc\stlgeom\stlgeom.hpp"
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\stlgeom\stlgeom.hpp"
+				RelativePath="..\libsrc\include\stlgeom.hpp"
 				>
 			</File>
 			<File
@@ -929,11 +929,11 @@
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\visualization\visual.hpp"
+				RelativePath="..\libsrc\include\visual.hpp"
 				>
 			</File>
 			<File
-				RelativePath="..\libsrc\include\visual.hpp"
+				RelativePath="..\libsrc\visualization\visual.hpp"
 				>
 			</File>
 			<File
@@ -1474,10 +1474,6 @@
 				RelativePath="..\libsrc\meshing\validate.cpp"
 				>
 			</File>
-			<File
-				RelativePath="..\libsrc\linalg\vector.cpp"
-				>
-			</File>
 			<File
 				RelativePath="..\libsrc\visualization\vscsg.cpp"
 				>