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java.lang.NullPointerException: 	at field.core.plugins.help.HelpBrowser.isPinned(HelpBrowser.java:500)	at field.core.plugins.help.ContextualHelp.offerHelp_original(ContextualHelp.java:160)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:606)	at field.bytecode.protect.DeferedNextUpdate$1.update(DeferedNextUpdate.java:47)	at field.launch.Launcher$4.run(Launcher.java:328)	at org.eclipse.swt.widgets.Display.timerProc(Unknown Source)	at org.eclipse.swt.internal.gtk.OS._g_main_context_iteration(Native Method)	at org.eclipse.swt.internal.gtk.OS.g_main_context_iteration(Unknown Source)	at org.eclipse.swt.widgets.Display.readAndDispatch(Unknown Source)	at field.launch.Launcher.main(Launcher.java:93)