--- a/DataSetBuilder.st	Thu Oct 15 14:51:29 1998 +0200
+++ b/DataSetBuilder.st	Tue Oct 27 14:42:47 1998 +0100
@@ -2021,6 +2021,7 @@
 
     self columnIsNotEditing value: false
 
+    "Modified: / 27.10.1998 / 14:41:44 / cg"
 ! !
 
 !DataSetBuilder methodsFor:'code generation'!
@@ -2405,7 +2406,7 @@
     columnView notNil ifTrue:[
         |previewColumns columnItems columnList|
         columnList     := List new.
-        previewColumns := columns copy.
+        previewColumns := columns deepCopy.
         size           := previewColumns size.
 
         size ~~ 0 ifTrue:[               
@@ -2434,6 +2435,8 @@
         columnView columnDescriptors: previewColumns.
         columnView list: columnList.
     ]
+
+    "Modified: / 27.10.1998 / 14:41:16 / cg"
 !
 
 updateInputFields
@@ -2569,6 +2572,8 @@
     self updateInputFields.
     self valueOfEnablingCommitButtons value:false.
     self columnIsNotEditing value: true.
+
+    "Modified: / 27.10.1998 / 14:41:41 / cg"
 !
 
 doBrowseRowClass