--- a/VSEChunkFileSourceWriter.st	Fri Feb 13 02:59:46 2015 +0100
+++ b/VSEChunkFileSourceWriter.st	Fri Feb 13 03:02:27 2015 +0100
@@ -238,8 +238,10 @@
     classesToFileout := classesToFileout reject:[:cls | cls isSubclassOf: ProjectDefinition ].
     classesToFileout topologicalSort:[:a :b | b isSubclassOf:a].
 
-    (classesToFileout contains:[:cls | cls isPrivate]) ifTrue:[
-        self error:'Cannot file out private classes'.
+    classesToFileout do:[:cls | 
+        cls isPrivate ifTrue:[
+            self error:'Cannot file out private class: ',cls name.
+        ].
     ].
 
     rewriter := self class vseSourceRewriter new.
@@ -350,10 +352,10 @@
 !VSEChunkFileSourceWriter class methodsFor:'documentation'!
 
 version
-    ^ '$Header: /cvs/stx/stx/libbasic3/VSEChunkFileSourceWriter.st,v 1.17 2015-02-13 01:59:46 cg Exp $'
+    ^ '$Header: /cvs/stx/stx/libbasic3/VSEChunkFileSourceWriter.st,v 1.18 2015-02-13 02:02:27 cg Exp $'
 !
 
 version_CVS
-    ^ '$Header: /cvs/stx/stx/libbasic3/VSEChunkFileSourceWriter.st,v 1.17 2015-02-13 01:59:46 cg Exp $'
+    ^ '$Header: /cvs/stx/stx/libbasic3/VSEChunkFileSourceWriter.st,v 1.18 2015-02-13 02:02:27 cg Exp $'
 ! !