Minecraft CUstom NPC's error log

Thu Jan 05 15:59:23 GMT 2017 tab 1:
javax.script.ScriptException: <eval>:6:36 Expected ; but found )
        event.npc.timers_start1, 40, false);
                                          ^ in <eval> at line number 6 at column number 36
    at jdk.nashorn.api.scripting.NashornScriptEngine.throwAsScriptException(NashornScriptEngine.java:467)
    at jdk.nashorn.api.scripting.NashornScriptEngine.compileImpl(NashornScriptEngine.java:534)
    at jdk.nashorn.api.scripting.NashornScriptEngine.compileImpl(NashornScriptEngine.java:521)
    at jdk.nashorn.api.scripting.NashornScriptEngine.evalImpl(NashornScriptEngine.java:399)
    at jdk.nashorn.api.scripting.NashornScriptEngine.eval(NashornScriptEngine.java:155)
    at javax.script.AbstractScriptEngine.eval(Unknown Source)
    at noppes.npcs.controllers.ScriptContainer.run(ScriptContainer.java:99)
    at noppes.npcs.entity.data.DataScript.runScript(DataScript.java:62)
    at noppes.npcs.EventHooks.onNPCInit(EventHooks.java:77)
    at noppes.npcs.entity.data.DataScript.runScript(DataScript.java:52)
    at noppes.npcs.EventHooks.onNPCCollide(EventHooks.java:85)
    at noppes.npcs.entity.EntityNPCInterface.onCollide(EntityNPCInterface.java:1044)
    at noppes.npcs.entity.EntityNPCInterface.func_70636_d(EntityNPCInterface.java:351)
    at net.minecraft.entity.EntityLivingBase.func_70071_h_(EntityLivingBase.java:1614)
    at net.minecraft.entity.EntityLiving.func_70071_h_(EntityLiving.java:311)
    at noppes.npcs.entity.EntityNPCInterface.func_70071_h_(EntityNPCInterface.java:256)
    at noppes.npcs.entity.EntityCustomNpc.func_70071_h_(EntityCustomNpc.java:35)
    at net.minecraft.world.World.func_72866_a(World.java:1860)
    at net.minecraft.world.WorldServer.func_72866_a(WorldServer.java:699)
    at net.minecraft.world.World.func_72870_g(World.java:1829)
    at net.minecraft.world.World.func_72939_s(World.java:1661)
    at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:544)
    at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:701)
    at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:605)
    at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:251)
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:481)
    at java.lang.Thread.run(Unknown Source)
Caused by: jdk.nashorn.internal.runtime.ParserException: <eval>:6:36 Expected ; but found )
        event.npc.timers_start1, 40, false);
                                          ^
    at jdk.nashorn.internal.parser.AbstractParser.error(AbstractParser.java:292)
    at jdk.nashorn.internal.parser.AbstractParser.error(AbstractParser.java:277)
    at jdk.nashorn.internal.parser.AbstractParser.expectDontAdvance(AbstractParser.java:348)
    at jdk.nashorn.internal.parser.AbstractParser.expect(AbstractParser.java:335)
    at jdk.nashorn.internal.parser.Parser.statement(Parser.java:931)
    at jdk.nashorn.internal.parser.Parser.statement(Parser.java:863)
    at jdk.nashorn.internal.parser.Parser.statementList(Parser.java:1013)
    at jdk.nashorn.internal.parser.Parser.getBlock(Parser.java:531)
    at jdk.nashorn.internal.parser.Parser.getStatement(Parser.java:555)
    at jdk.nashorn.internal.parser.Parser.ifStatement(Parser.java:1187)
    at jdk.nashorn.internal.parser.Parser.statement(Parser.java:890)
    at jdk.nashorn.internal.parser.Parser.sourceElements(Parser.java:773)
    at jdk.nashorn.internal.parser.Parser.functionBody(Parser.java:2901)
    at jdk.nashorn.internal.parser.Parser.functionExpression(Parser.java:2663)
    at jdk.nashorn.internal.parser.Parser.statement(Parser.java:875)
    at jdk.nashorn.internal.parser.Parser.sourceElements(Parser.java:773)
    at jdk.nashorn.internal.parser.Parser.program(Parser.java:709)
    at jdk.nashorn.internal.parser.Parser.parse(Parser.java:283)
    at jdk.nashorn.internal.parser.Parser.parse(Parser.java:249)
    at jdk.nashorn.internal.runtime.Context.compile(Context.java:1286)
    at jdk.nashorn.internal.runtime.Context.compileScript(Context.java:1253)
    at jdk.nashorn.internal.runtime.Context.compileScript(Context.java:625)
    at jdk.nashorn.api.scripting.NashornScriptEngine.compileImpl(NashornScriptEngine.java:532)
    ... 25 more