Koenn Posted March 1, 2017 Posted March 1, 2017 So I made a packet and a handler for it, and I registered it: public class EventPacket implements IMessage { private EventType type; private String[] args; private EventPacket() { } public EventPacket(EventType type, String[] args) { this.type = type; this.args = args; } @Override public void fromBytes(ByteBuf buf) { //From bytes } @Override public void toBytes(ByteBuf buf) { //To bytes } public enum EventType { BREAK_RELAY } public static class EventPacketHandler implements IMessageHandler<EventPacket, IMessage> { public static final HashMap<EventType, EventReceiver> receivers = new HashMap<>(); @Override public EventPacket onMessage(EventPacket message, MessageContext ctx) { //Handler code return null; } } } INSTANCE.registerMessage(EventPacket.EventPacketHandler.class, EventPacket.class, id++, Side.SERVER); INSTANCE.registerMessage(EventPacket.EventPacketHandler.class, EventPacket.class, id++, Side.CLIENT); Now when I send the packet from the server to the client I get the following error: [11:21:48] [Netty Local Client IO #0/ERROR] [FML]: FMLIndexedMessageCodec exception caught io.netty.handler.codec.DecoderException: java.lang.IllegalAccessException: Class net.minecraftforge.fml.common.network.FMLIndexedMessageToMessageCodec can not access a member of class me.koenn.weapons.networking.EventPacket with modifiers "private" at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:99) ~[MessageToMessageDecoder.class:4.0.23.Final] at io.netty.handler.codec.MessageToMessageCodec.channelRead(MessageToMessageCodec.java:111) ~[MessageToMessageCodec.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:787) [DefaultChannelPipeline.class:4.0.23.Final] at io.netty.channel.embedded.EmbeddedChannel.writeInbound(EmbeddedChannel.java:169) [EmbeddedChannel.class:4.0.23.Final] at net.minecraftforge.fml.common.network.internal.FMLProxyPacket.processPacket(FMLProxyPacket.java:109) [FMLProxyPacket.class:?] at net.minecraft.network.NetworkManager.channelRead0(NetworkManager.java:156) [NetworkManager.class:?] at net.minecraft.network.NetworkManager.channelRead0(NetworkManager.java:51) [NetworkManager.class:?] at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105) [SimpleChannelInboundHandler.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final] at net.minecraftforge.fml.common.network.handshake.NetworkDispatcher.handleClientSideCustomPacket(NetworkDispatcher.java:410) [NetworkDispatcher.class:?] at net.minecraftforge.fml.common.network.handshake.NetworkDispatcher.channelRead0(NetworkDispatcher.java:276) [NetworkDispatcher.class:?] at net.minecraftforge.fml.common.network.handshake.NetworkDispatcher.channelRead0(NetworkDispatcher.java:73) [NetworkDispatcher.class:?] at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105) [SimpleChannelInboundHandler.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final] at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:787) [DefaultChannelPipeline.class:4.0.23.Final] at io.netty.channel.local.LocalChannel.finishPeerRead(LocalChannel.java:326) [LocalChannel.class:4.0.23.Final] at io.netty.channel.local.LocalChannel.access$400(LocalChannel.java:45) [LocalChannel.class:4.0.23.Final] at io.netty.channel.local.LocalChannel$5.run(LocalChannel.java:312) [LocalChannel$5.class:4.0.23.Final] at io.netty.channel.local.LocalEventLoop.run(LocalEventLoop.java:33) [LocalEventLoop.class:4.0.23.Final] at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116) [SingleThreadEventExecutor$2.class:4.0.23.Final] at java.lang.Thread.run(Thread.java:745) [?:1.8.0_101] The weird thing is, I have another packet that I made in the exact same way (I think) and it works fine. Does anyone know what I'm doing wrong (probably just a stupid mistake) Quote I'm a plugin developer, and I just started modding. Don't blame me for doing things wrong, Forge is not the same as Bukkit.
Choonster Posted March 1, 2017 Posted March 1, 2017 On 3/1/2017 at 10:32 AM, Koenn said: [11:21:48] [Netty Local Client IO #0/ERROR] [FML]: FMLIndexedMessageCodec exception caught io.netty.handler.codec.DecoderException: java.lang.IllegalAccessException: Class net.minecraftforge.fml.common.network.FMLIndexedMessageToMessageCodec can not access a member of class me.koenn.weapons.networking.EventPacket with modifiers "private" Expand The EventPacket no-argument constructor is private, but it needs to be public so it can be accessed by FML/Netty. 1 Quote Please don't PM me to ask for help. Asking your question in a public thread preserves it for people who are having the same problem in the future.
loordgek Posted March 1, 2017 Posted March 1, 2017 Quote can not access a member of class me.koenn.weapons.networking.EventPacket with modifiers "private" Expand Quote
Koenn Posted March 1, 2017 Author Posted March 1, 2017 On 3/1/2017 at 10:46 AM, Choonster said: The EventPacket no-argument constructor is private, but it needs to be public so it can be accessed by FML/Netty. Expand Oh my god, I'm so stupid. Thanks!!!! Quote I'm a plugin developer, and I just started modding. Don't blame me for doing things wrong, Forge is not the same as Bukkit.
Recommended Posts
Join the conversation
You can post now and register later. If you have an account, sign in now to post with your account.
Note: Your post will require moderator approval before it will be visible.