java.lang.NullPointerException: Cannot invoke "javax.script.ScriptEngine.eval(String)" because "engine" is null

        at scripting.AbstractScriptManager.getInvocable(AbstractScriptManager.java:40)

        at scripting.AbstractScriptManager.getInvocable(AbstractScriptManager.java:18)

        at scripting.EventScriptManager.<init>(EventScriptManager.java:38)

        at handling.channel.ChannelServer.run_startup_configurations(ChannelServer.java:120)

        at handling.channel.ChannelServer.startChannel_Main(ChannelServer.java:286)

        at server.Start.run(Start.java:158)

        at server.Start.main(Start.java:293)


좀알려도