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Volkodaw

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Posts posted by Volkodaw

  1. PLS Help me I have got error

    com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException: Column 'account_name' cannot be null
            at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
            at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
            at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
            at java.lang.reflect.Constructor.newInstance(Unknown Source)
            at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
            at com.mysql.jdbc.Util.getInstance(Util.java:386)
            at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1041)
            at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4187)
            at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4119)
            at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2570)
            at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2731)
            at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2815)
            at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:2155)
            at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:2458)
            at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:2375)
            at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:2359)
            at org.apache.commons.dbcp.DelegatingPreparedStatement.executeUpdate(DelegatingPreparedStatement.java:105)
            at org.apache.commons.dbcp.DelegatingPreparedStatement.executeUpdate(DelegatingPreparedStatement.java:105)
            at l2s.gameserver.dao.CharacterDAO.insert(CharacterDAO.java:79)
            at l2s.gameserver.model.Player.create(Player.java:4820)
            at l2s.gameserver.network.l2.c2s.CharacterCreate.runImpl(CharacterCreate.java:64)
            at l2s.gameserver.network.l2.c2s.L2GameClientPacket.run(L2GameClientPacket.java:49)
            at l2s.commons.net.nio.impl.MMOExecutableQueue.run(MMOExecutableQueue.java:39)
            at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
            at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
            at java.lang.Thread.run(Unknown Source)

    Hello All,
    if I change the server setting to 127.0.0.1 which is internal network then I can create accounts and charts. If I change the server settings to an external network, I can not create an account and character, I get an error:
    com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException: Column 'account_name' cannot be null
    I don't know how to fix it and nobody wants to help me :(
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