Thread: [PI] Proper Highscores system (WEB+SERVER)

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  1. #21  
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    Code:
    java.lang.NullPointerException
    at server.mysql.Highscores.destroy(Highscores.java:56)
    at server.mysql.Highscores.query(Highscores.java:46)
    at server.mysql.Highscores.save(Highscores.java:68)
    at server.model.players.Client.logout(Client.java:941)
    at server.model.players.packets.ClickingButtons.processPacket(ClickingButtons.java:1881)
    at server.model.players.PacketHandler.processPacket(PacketHandler.java:191)
    at server.model.players.Client.processQueuedPackets(Client.java:1615)
    at server.model.players.PlayerHandler.process(PlayerHandler.java:142)
    at server.Server.main(Server.java:235)
    java.lang.NullPointerException
    at server.mysql.Highscores.destroy(Highscores.java:56)
    at server.mysql.Highscores.query(Highscores.java:46)
    at server.mysql.Highscores.save(Highscores.java:69)
    at server.model.players.Client.logout(Client.java:941)
    at server.model.players.packets.ClickingButtons.processPacket(ClickingButtons.java:1881)
    at server.model.players.PacketHandler.processPacket(PacketHandler.java:191)
    at server.model.players.Client.processQueuedPackets(Client.java:1615)
    at server.model.players.PlayerHandler.process(PlayerHandler.java:142)
    at server.Server.main(Server.java:235)
    [DEREGISTERED]: user
    I have this errors when I logout only and it doesn't save the account in the highscores page, I need help with it important
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  2. #22  
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    Quote Originally Posted by desolution View Post
    i have this errors please anyone can help me please

    Read the error. It clearly states the driver cannot connect to the localhost.
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  3. #23  
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    Quote Originally Posted by Maxii14 View Post
    mysql3.000webhost.com - This is the SQL host address that my webhost give me to use when connecting to the SQL databases, it works when setting up my forums.
    I have used the correct username and password for the database as it worked when installing websided.

    But when attempting to run my server this error comes up, I know it means it can not connect but does anyone know of a solution?
    Code:
    java.sql.SQLException: No suitable driver found for mysql3.000webhost.com
            at java.sql.DriverManager.getConnection(DriverManager.java:604)
            at java.sql.DriverManager.getConnection(DriverManager.java:221)
            at server.model.players.Highscores.process(Highscores.java:18)
            at server.Server.main(Server.java:103)
    I have no compiling Errors
    000webhost doesnt allow remote connections so it wont work.
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  4. #24  
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    There's nothing Proper about PI.
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  5. #25  
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    Code:
    java.lang.NullPointerException
    at server.mysql.Highscores.destroy(Highscores.java:56)
    at server.mysql.Highscores.query(Highscores.java:46)
    at server.mysql.Highscores.save(Highscores.java:68)
    at server.model.players.Client.logout(Client.java:941)
    at server.model.players.packets.ClickingButtons.processPacket(ClickingButtons.java:1881)
    at server.model.players.PacketHandler.processPacket(PacketHandler.java:191)
    at server.model.players.Client.processQueuedPackets(Client.java:1615)
    at server.model.players.PlayerHandler.process(PlayerHandler.java:142)
    at server.Server.main(Server.java:235)
    java.lang.NullPointerException
    at server.mysql.Highscores.destroy(Highscores.java:56)
    at server.mysql.Highscores.query(Highscores.java:46)
    at server.mysql.Highscores.save(Highscores.java:69)
    at server.model.players.Client.logout(Client.java:941)
    at server.model.players.packets.ClickingButtons.processPacket(ClickingButtons.java:1881)
    at server.model.players.PacketHandler.processPacket(PacketHandler.java:191)
    at server.model.players.Client.processQueuedPackets(Client.java:1615)
    at server.model.players.PlayerHandler.process(PlayerHandler.java:142)
    at server.Server.main(Server.java:235)
    [DEREGISTERED]: user
    I have this errors when I logout only and it doesn't save the account in the highscores page, I need help with it important


    Bump Need Answer.
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  6. #26  
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    I have the same erorr anyone help?
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  7. #27  
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    Code:
    [02-11-2013 3:34]: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
    
    The last packet successfully received from the server was 1.383.363.253.760 milliseconds ago.  The last packet sent successfully to the server was 0 milliseconds ago.
    [02-11-2013 3:34]: 	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    [02-11-2013 3:34]: 	at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
    [02-11-2013 3:34]: 	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
    [02-11-2013 3:34]: 	at java.lang.reflect.Constructor.newInstance(Unknown Source)
    [02-11-2013 3:34]: 	at com.mysql.jdbc.Util.handleNewInstance(Util.java:406)
    [02-11-2013 3:34]: 	at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1074)
    [02-11-2013 3:34]: 	at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2214)
    [02-11-2013 3:34]: 	at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:773)
    [02-11-2013 3:34]: 	at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:46)
    [02-11-2013 3:34]: 	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    [02-11-2013 3:34]: 	at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
    [02-11-2013 3:34]: 	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
    [02-11-2013 3:34]: 	at java.lang.reflect.Constructor.newInstance(Unknown Source)
    [02-11-2013 3:34]: 	at com.mysql.jdbc.Util.handleNewInstance(Util.java:406)
    [02-11-2013 3:34]: 	at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:352)
    [02-11-2013 3:34]: 	at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:282)
    [02-11-2013 3:34]: 	at java.sql.DriverManager.getConnection(Unknown Source)
    [02-11-2013 3:34]: 	at java.sql.DriverManager.getConnection(Unknown Source)
    [02-11-2013 3:34]: 	at server.model.players.Highscores.process(Highscores.java:18)
    [02-11-2013 3:34]: 	at server.Server.main(Server.java:117)
    [02-11-2013 3:34]: Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
    
    The last packet successfully received from the server was 1.383.363.253.758 milliseconds ago.  The last packet sent successfully to the server was 0 milliseconds ago.
    [02-11-2013 3:34]: 	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    [02-11-2013 3:34]: 	at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
    [02-11-2013 3:34]: 	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
    [02-11-2013 3:34]: 	at java.lang.reflect.Constructor.newInstance(Unknown Source)
    [02-11-2013 3:34]: 	at com.mysql.jdbc.Util.handleNewInstance(Util.java:406)
    [02-11-2013 3:34]: 	at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1074)
    [02-11-2013 3:34]: 	at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:341)
    [02-11-2013 3:34]: 	at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2137)
    [02-11-2013 3:34]: 	... 13 more
    [02-11-2013 3:34]: Caused by: java.net.ConnectException: Connection timed out: connect
    [02-11-2013 3:34]: 	at java.net.DualStackPlainSocketImpl.connect0(Native Method)
    [02-11-2013 3:34]: 	at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source)
    [02-11-2013 3:34]: 	at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source)
    [02-11-2013 3:34]: 	at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source)
    [02-11-2013 3:34]: 	at java.net.AbstractPlainSocketImpl.connect(Unknown Source)
    [02-11-2013 3:34]: 	at java.net.PlainSocketImpl.connect(Unknown Source)
    [02-11-2013 3:34]: 	at java.net.SocksSocketImpl.connect(Unknown Source)
    [02-11-2013 3:34]: 	at java.net.Socket.connect(Unknown Source)
    [02-11-2013 3:34]: 	at java.net.Socket.connect(Unknown Source)
    [02-11-2013 3:34]: 	at java.net.Socket.<init>(Unknown Source)
    [02-11-2013 3:34]: 	at java.net.Socket.<init>(Unknown Source)
    [02-11-2013 3:34]: 	at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:253)
    [02-11-2013 3:34]: 	at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:290)
    [02-11-2013 3:34]: 	... 14 more
    [02-11-2013 3:34]: Failed to connect to MySQL Database!
    Help please?
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  8. #28  
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    You need to upload the database information
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  9. #29  
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    I get this NullPointerException when I logout can anybody help me? (no compiling errors)

    Code:
    java.lang.NullPointerException
    at server.util.MysqlManager.destroy(MysqlManager.java:56)
    at server.util.MysqlManager.query(MysqlManager.java:46)
    at server.util.MysqlManager.save(MysqlManager.java:69)
    at server.model.players.Client.logout(Client.java:417)
    at server.model.players.packets.ClickingButtons.processPacket(ClickingButtons.java:979)
    at server.model.players.PacketHandler.processPacket(PacketHandler.java:140)
    at server.model.players.Client.processQueuedPackets(Client.java:1169)
    at server.model.players.PlayerHandler.process(PlayerHandler.java:147)
    at server.Server.main(Server.java:166)
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  10. #30  
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    Why on earth are you storing the player's password in the highscores database..?
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