--- a/InvalidOperationError.st	Sun Jan 05 17:13:34 2020 +0100
+++ b/InvalidOperationError.st	Sun Jan 05 17:13:36 2020 +0100
@@ -9,8 +9,9 @@
  other person.  No title to or ownership of the software is
  hereby transferred.
 "
+"{ Package: 'stx:libbasic' }"
 
-"{ Package: 'stx:libbasic' }"
+"{ NameSpace: Smalltalk }"
 
 StreamError subclass:#InvalidOperationError
 	instanceVariableNames:''
@@ -35,8 +36,17 @@
 "
 ! !
 
+!InvalidOperationError class methodsFor:'initialization'!
+
+initialize
+    NotifierString := 'unsupported file operation'.
+! !
+
 !InvalidOperationError class methodsFor:'documentation'!
 
 version
-    ^ '$Header: /cvs/stx/stx/libbasic/InvalidOperationError.st,v 1.2 2005-02-02 11:02:30 cg Exp $'
+    ^ '$Header$'
 ! !
+
+
+InvalidOperationError initialize!