Index: src/org/netbeans/core/DataSystem.java
===================================================================
RCS file: /cvs/core/src/org/netbeans/core/DataSystem.java,v
retrieving revision 1.44
diff -u -r1.44 DataSystem.java
--- src/org/netbeans/core/DataSystem.java	3 Dec 2002 14:10:02 -0000	1.44
+++ src/org/netbeans/core/DataSystem.java	17 Mar 2003 13:54:27 -0000
@@ -233,10 +233,13 @@
         }
 
         protected Node[] createNodes (Object key) {
-            FileSystem fs = (FileSystem)key;
-            DataFolder df = createRoot (fs);
+            DataFolder df = (DataFolder)key;
             Node n = new RootFolderNode (df, df.createNodeChildren (getDS ().filter));
-            n = org.netbeans.core.ui.MountNode.customize (n, fs);
+            try {
+                n = org.netbeans.core.ui.MountNode.customize (n, df.getPrimaryFile ().getFileSystem ());
+            } catch (FileStateInvalidException fsie) {
+                fsie.printStackTrace ();
+            }
             return new Node[] { n };
         }
 
@@ -259,8 +262,8 @@
                         // root will remain null and will be accepted
                         // (as that seems safer than not accepting it)
                     }
-                    if ((root == null) || getDS().filter.acceptDataObject(root)) {
-                        list.add(o);
+                    if ((root instanceof DataFolder) && getDS().filter.acceptDataObject(root)) {
+                        list.add(root);
                     }
                 }
             }