launching jnlp application with JRE 1.3 will fail with:

java.lang.IllegalAccessError: try to access method java.io.FileOutputStream.<init>(Ljava/io/File;Z)V from class com.sun.deploy.util.SyncFileAccess

   at com.sun.deploy.util.SyncFileAccess.openLockFileObject(SyncFileAccess.java:206)

   at com.sun.deploy.util.SyncFileAccess.openLockFileOutputStream(SyncFileAccess.java:78)

   at com.sun.deploy.config.Config.store(Config.java:1139)

   at com.sun.deploy.config.Config.storeIfDirty(Config.java:1177)

   at com.sun.javaws.ui.SplashGenerator.<init>(SplashScreen.java:142)

   at com.sun.javaws.ui.SplashScreen.generateCustomSplash(SplashScreen.java:102)

   at com.sun.javaws.Launcher.prepareLaunchFile(Launcher.java:653)

   at com.sun.javaws.Launcher.prepareToLaunch(Launcher.java:217)

   at com.sun.javaws.Launcher.launch(Launcher.java:111)

   at com.sun.javaws.Main.launchApp(Main.java:306)

   at com.sun.javaws.Main.continueInSecureThread(Main.java:210)

   at com.sun.javaws.Main$1.run(Main.java:107)

   at java.lang.Thread.run(Unknown Source)