diff -r 98e95504696d core.startup/src/org/netbeans/core/startup/InstalledFileLocatorImpl.java
--- a/core.startup/src/org/netbeans/core/startup/InstalledFileLocatorImpl.java	Wed Feb 20 11:20:48 2008 +0100
+++ b/core.startup/src/org/netbeans/core/startup/InstalledFileLocatorImpl.java	Thu Feb 21 19:00:01 2008 +0100
@@ -202,14 +202,14 @@ public final class InstalledFileLocatorI
             for (int i = 0; i < dirs.length; i++) {
                 Set<String> names = fileCachePerPrefix.get(dirs[i]);
                 if (names != null && names.contains(name)) {
-                    return makeFile(dirs[i], prefix, name);
+                    return FileUtil.normalizeFile(makeFile(dirs[i], prefix, name));
                 }
             }
         } else {
             for (int i = 0; i < dirs.length; i++) {
                 File f = makeFile(dirs[i], prefix, name);
                 if (f.exists()) {
-                    return f;
+                    return FileUtil.normalizeFile(f);
                 }
             }
         }
@@ -217,7 +217,8 @@ public final class InstalledFileLocatorI
     }
     
     private static File makeFile(File dir, String prefix, String name) {
-        return FileUtil.normalizeFile(new File(dir, prefix.replace('/', File.separatorChar) + name));
+        return new File(dir, prefix.replace('/', File.separatorChar) + name);
+//        return FileUtil.normalizeFile(new File(dir, prefix.replace('/', File.separatorChar) + name));
     }
     
 }