--- a/UndefinedObject.st	Tue Jan 22 11:11:10 2013 +0100
+++ b/UndefinedObject.st	Tue Jan 22 14:08:06 2013 +0100
@@ -154,6 +154,8 @@
 
 
 
+
+
 !UndefinedObject methodsFor:'converting'!
 
 asBoolean
@@ -246,6 +248,7 @@
     ^ self notIndexed
 ! !
 
+
 !UndefinedObject methodsFor:'printing & storing'!
 
 printOn:aStream
@@ -356,6 +359,9 @@
     "create a new class which has nil as superclass 
      - i.e. traps into #doesNotUnderstand: for all of its messages."
 
+    "this method allows fileIn of ST/V and V'Age classes
+     (which seem to have no category)"
+
     ^ self 
         subclass:nameSymbol 
         instanceVariableNames:instVarNameString 
@@ -690,11 +696,12 @@
 !UndefinedObject class methodsFor:'documentation'!
 
 version
-    ^ '$Header: /cvs/stx/stx/libbasic/UndefinedObject.st,v 1.72 2011-08-18 00:35:45 cg Exp $'
+    ^ '$Header: /cvs/stx/stx/libbasic/UndefinedObject.st,v 1.73 2013-01-22 13:08:06 cg Exp $'
 !
 
 version_CVS
-    ^ '$Header: /cvs/stx/stx/libbasic/UndefinedObject.st,v 1.72 2011-08-18 00:35:45 cg Exp $'
+    ^ '$Header: /cvs/stx/stx/libbasic/UndefinedObject.st,v 1.73 2013-01-22 13:08:06 cg Exp $'
 ! !
 
+
 UndefinedObject initialize!