Help Restart Error

[Sinister Smile]

I get this error when i try to restar, shutdown or just logout of the server ... Any suggestion? P.S - Im using Acis

Exception in thread "SelectorThread-33" java.lang.NoClassDefFoundError: net/sf/l
2j/gameserver/network/serverpackets/RestartResponse
        at net.sf.l2j.gameserver.network.L2GamePacketHandler.handlePacket(L2Game
PacketHandler.java:261)
        at net.sf.l2j.gameserver.network.L2GamePacketHandler.handlePacket(L2Game
PacketHandler.java:37)
        at net.sf.l2j.commons.mmocore.SelectorThread.parseClientPacket(SelectorT
hread.java:436)
        at net.sf.l2j.commons.mmocore.SelectorThread.tryReadPacket(SelectorThrea
d.java:381)
        at net.sf.l2j.commons.mmocore.SelectorThread.readPacket(SelectorThread.j
ava:314)
        at net.sf.l2j.commons.mmocore.SelectorThread.run(SelectorThread.java:199
)
Caused by: java.lang.ClassNotFoundException: net.sf.l2j.gameserver.network.serve
rpackets.RestartResponse
        at java.net.URLClassLoader.findClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)
        at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)

Edited July 23, 2017 by Sinister Smile

[Sinister Smile]

I have found the problem, Lock.