at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2921)
        at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1570)
        at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1665)
        at com.mysql.jdbc.Connection.execSQL(Connection.java:2972)
        at com.mysql.jdbc.Connection.execSQL(Connection.java:2902)
        at com.mysql.jdbc.Statement.executeUpdate(Statement.java:929)
        at com.mchange.v2.c3p0.impl.NewProxyStatement.executeUpdate(NewProxyStatement.java:194)
        at net.sf.l2j.gameserver.idfactory.IdFactory.extractUsedObjectIDTable(IdFactory.java:195)
        at net.sf.l2j.gameserver.idfactory.StackIDFactory.<init>(StackIDFactory.java:62)
        at net.sf.l2j.gameserver.idfactory.IdFactory.<clinit>(IdFactory.java:100)
        at net.sf.l2j.gameserver.GameServer.<init>(GameServer.java:214)
        at net.sf.l2j.Server.main(Server.java:71)
ID Factory could not be initialized correctly:java.sql.SQLException: Duplicate entry '268466286' for key 1
Could not read object IDs from DB. Please Check Your Data.
Exception in thread "main" java.lang.Exception: Could not initialize the ID factory
        at net.sf.l2j.gameserver.GameServer.<init>(GameServer.java:218)
        at net.sf.l2j.Server.main(Server.java:71)