Index: trunk/src/org/openstreetmap/josm/io/ValidatorErrorWriter.java
===================================================================
--- trunk/src/org/openstreetmap/josm/io/ValidatorErrorWriter.java	(revision 12667)
+++ trunk/src/org/openstreetmap/josm/io/ValidatorErrorWriter.java	(revision 12668)
@@ -132,5 +132,5 @@
 
     private static class ErrorClass {
-        static int idCounter = 0;
+        static int idCounter;
         final Severity severity;
         final String message;