Index: trunk/test/unit/org/openstreetmap/josm/data/projection/ProjectionRefTest.java
===================================================================
--- trunk/test/unit/org/openstreetmap/josm/data/projection/ProjectionRefTest.java	(revision 13705)
+++ trunk/test/unit/org/openstreetmap/josm/data/projection/ProjectionRefTest.java	(revision 13706)
@@ -262,4 +262,5 @@
         } catch (ReflectiveOperationException | LinkageError | SecurityException e) {
             if (debug) {
+                System.err.println("Error for " + def);
                 e.printStackTrace();
             }