Index: trunk/src/org/openstreetmap/josm/tools/PlatformHook.java
===================================================================
--- trunk/src/org/openstreetmap/josm/tools/PlatformHook.java	(revision 19104)
+++ trunk/src/org/openstreetmap/josm/tools/PlatformHook.java	(revision 19105)
@@ -402,5 +402,5 @@
         if (missingArguments.length() > 0) {
             final String args = missingArguments.toString();
-            messages.add(tr("Missing JVM Arguments:<br>{0}", args));
+            messages.add(tr("Missing JVM Arguments:<br>{0}<br>These arguments should be added in the command line or start script before the -jar parameter.", args));
         }
         if (!messages.isEmpty()) {