js数组索引超出范围

Question

NPC : 
var posArrayx = [-1638, -1496, -1386, -1366, -1286, -1252, -1178, -1040, -908, -884, -678, -578, -584, -438, -318, -200, 300, 560, 618, 784, 778, 894, 1142, 1048, 1234, 1348];
var eim, status = -1;

function start() {
    eim = cm.getPlayer().getEventInstance();
    if (eim != null) {
        action(1, 0, 0);
    } else {
        cm.warp(261000021);
        cm.dispose();
    }
}

function action(m, t, s) {
    if (m < 0) {
        cm.dispose();
        return;
    }
    if (m == 1)
        status++;
    else
        status--;
    if (status < 0) {
        cm.dispose();
        return;
    }
    var randClick = parseInt(eim.getProperty("randClick"));
    var mesosArray = eim.getProperty("mesosArray").split(",");
    var expArray = eim.getProperty("expArray").split(",");
    var clickedSpots = eim.getProperty("clickedSpots").split(",");
    for (var i = 0; i < posArrayx.length; i++) {
        if (npc.getPosition().getX() == posArrayx[i]) {
            if (i == randClick) {
                cm.sendOk("Lol its the right one, but it isnt coded yet");
                cm.dispose();
            } else if (clickedSpots[i] > 0) {
                cm.sendOk("Its looks someone already checked this place, i'd better look somewhere else.");
            } else if (expArray.indexOf(posArrayx[i]) >= 0) {
                cm.sendOk("You gained some mesos");
                var meso = Math.floor(Math.random() * 3000) + 1000;
                cm.gainMeso(meso);
            } else if (mesosArray.indexOf(posArrayx[i]) >= 0) {
                cm.sendOk("You gained some mesos");
                var exp = Math.floor(Math.random() * 3000) + 1000;
                cm.gainExp(exp);
            } else {
                cm.sendOk("Unable to find anything inside.");
            }
            clickedSpots[i] = 1;
        }
    }
    eim.setProperty("clickedSpots", clickedSpots.toString());
    cm.dispose();
}

Eim : 

var pqtime = 45, eventMaps = [926110000], minPlayers = 3, exitMap = 261000021;
var posArrayx = [-1638, -1496, -1386, -1366, -1286, -1252, -1178, -1040, -908, -884, -678, -578, -584, -438, -318, -200, 300, 560, 618, 784, 778, 894, 1142, 1048, 1234, 1348];

function init() {

}

function setup() {
    var eim = em.newInstance("Romeo and Juliet");
    var randClickSpot = Math.floor((Math.random() * 26) + 0);
    eim.setProperty("randClick", randClickSpot);
    var mesosArray = new Array();
    var expArray = new Array();
    var clickedSpots = new Array();
    for (var i = 0; i < posArrayx.length; i++) {
        clickedSpots.push(0);
        var rand = Math.floor(Math.random() * 5);
        if (i != randClickSpot) {
            if (rand == 4) {
                mesosArray.push(posArrayx[i]);
            } else if (rand == 3) {
                expArray.push(posArrayx[i]);
            }
        }
    }
    eim.setProperty("mesosArray", mesosArray.toString());
    eim.setProperty("expArray", expArray.toString());
    eim.setProperty("clickedSpots", clickedSpots.toString());
    eim.startEventTimer(1000 * 60 * pqtime);
    return eim;
}

function playerEntry(eim, player) {
    var map = eim.getMapInstance(eventMaps[0]);
    player.changeMap(map);
}

function playerDead(eim, player) {
}

function playerRevive(eim, player) {
    var party = eim.getPlayers();// player presses ok on the death pop up.
    if (eim.isLeader(player) || party.size() <= minPlayers) { // Check for party leader
        for (var i = 0; i < party.size(); i++) {
            playerExit(eim, party.get(i));
        }
        eim.dispose();
    } else {
        playerExit(eim, player);
    }
}

function changedMap(eim, player, mapid) {
    var onEvent = false;
    for (var i = 0; i < eventMaps.length; i++) {
        if (mapid == eventMaps[i]) {
            onEvent = true;
        }
    }
    if (!onEvent) {
        removePlayer(eim, player);
    }
}

function playerDisconnected(eim, player) {
    var party = eim.getPlayers();
    if (eim.isLeader(player) || party.size() < minPlayers) {
        var party = eim.getPlayers();
        for (var i = 0; i < party.size(); i++) {
            if (party.get(i).equals(player)) {
                removePlayer(eim, player);
            } else {
                playerExit(eim, party.get(i));
            }
            eim.dispose();
        }
    } else {
        removePlayer(eim, player);
    }
}

function leftParty(eim, player) {
    var party = eim.getPlayers();
    if (party.size() < minPlayers) {
        for (var i = 0; i < party.size(); i++) {
            playerExit(eim, party.get(i));
        }
        eim.dispose();
    } else {
        playerExit(eim, player);
    }
}

function disbandParty(eim) {
    var party = eim.getPlayers();
    for (var i = 0; i < party.size(); i++) {
        playerExit(eim, party.get(i));
    }
    eim.dispose();
}

function playerExit(eim, player) {
    eim.unregisterPlayer(player);
    player.changeMap(exitMap);
}

function removePlayer(eim, player) {
    eim.unregisterPlayer(player);
    player.getMap().removePlayer(player);
    player.setMap(exitMap);
}

function clearPQ(eim) {
    var party = eim.getPlayers();
    for (var i = 0; i < party.size(); i++) {
        playerExit(eim, party.get(i));
    }
    eim.dispose();
}

function allMonstersDead(eim) {
}

function monsterDead(eim) {

}

function monsterValue(eim) {
    return -1;
}

function cancelSchedule() {
}

function scheduledTimeout(eim) {
    if (eim != null) {
        if (eim.getPlayerCount() > 0) {
            var pIter = eim.getPlayers().iterator();
            while (pIter.hasNext()) {
                playerExit(eim, pIter.next());
            }
        }
        eim.dispose();
    }
}

function dispose(eim) {

}

Error : 
Caused by: sun.org.mozilla.javascript.internal.EvaluatorException: Array index 1
5 is out of bounds [0..0]. (<Unknown source>#49)
        at sun.org.mozilla.javascript.internal.DefaultErrorReporter.runtimeError
(Unknown Source)
        at sun.org.mozilla.javascript.internal.Context.reportRuntimeError(Unknow
n Source)
        at sun.org.mozilla.javascript.internal.Context.reportRuntimeError(Unknow
n Source)
        at sun.org.mozilla.javascript.internal.Context.reportRuntimeError2(Unkno
wn Source)
        at sun.org.mozilla.javascript.internal.NativeJavaArray.put(Unknown Sourc
e)
        at sun.org.mozilla.javascript.internal.ScriptableObject.putProperty(Unkn
own Source)
        at sun.org.mozilla.javascript.internal.ScriptRuntime.setObjectIndex(Unkn
own Source)
        at sun.org.mozilla.javascript.internal.ScriptRuntime.setObjectIndex(Unkn
own Source)
        at sun.org.mozilla.javascript.internal.Interpreter.interpretLoop(Unknown
 Source)
        at sun.org.mozilla.javascript.internal.Interpreter.interpret(Unknown Sou
rce)
        at sun.org.mozilla.javascript.internal.InterpretedFunction.call(Unknown
Source)
        at sun.org.mozilla.javascript.internal.ContextFactory.doTopCall(Unknown
Source)
        at com.sun.script.javascript.RhinoScriptEngine$1.superDoTopCall(Unknown
Source)
        at com.sun.script.javascript.RhinoScriptEngine$1.doTopCall(Unknown Sourc
e)
        at sun.org.mozilla.javascript.internal.ScriptRuntime.doTopCall(Unknown S
ource)
        at sun.org.mozilla.javascript.internal.InterpretedFunction.call(Unknown
Source)
        ... 27 more

无论我怎么做。对于某些原因，我无法改变clickedSpots数组..它确实识别了数组，但我无法更改数据。我无法推进它。而且我无法更改其中的数据。行：49是，clickedPos [i] = 1.任何人都有解决这个问题的方法吗？我非常绝望。我尝试了几件事，但没有一件工作。