Hello my friend, my server is console error.!
[18:28:47 INFO]: [RPGInventory] Enabling RPGInventory v1.0.6
[18:28:47 INFO]: [RPGInventory] Permissions hooked.
[18:28:47 INFO]: [RPGInventory] Economy hooked.
[18:28:47 INFO]: [RPGInventory] Installing PacketWrapper...
[18:29:08 WARN]: java.net.ConnectException: Connection timed out: connect
[18:29:08 WARN]: at java.net.DualStackPlainSocketImpl.connect0(Native Method)
[18:29:08 WARN]: at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source)
[18:29:08 WARN]: at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source)
[18:29:08 WARN]: at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source)
[18:29:08 WARN]: at java.net.AbstractPlainSocketImpl.connect(Unknown Source)
[18:29:08 WARN]: at java.net.PlainSocketImpl.connect(Unknown Source)
[18:29:08 WARN]: at java.net.SocksSocketImpl.connect(Unknown Source)
[18:29:08 WARN]: at java.net.Socket.connect(Unknown Source)
[18:29:08 WARN]: at java.net.Socket.connect(Unknown Source)
[18:29:08 WARN]: at sun.net.NetworkClient.doConnect(Unknown Source)
[18:29:08 WARN]: at sun.net.
www.http.HttpClient.openServer(Unknown Source)
[18:29:08 WARN]: at sun.net.
www.http.HttpClient.openServer(Unknown Source)
[18:29:08 WARN]: at sun.net.
www.http.HttpClient.<init>(Unknown Source)
[18:29:08 WARN]: at sun.net.
www.http.HttpClient.New(Unknown Source)
[18:29:08 WARN]: at sun.net.
www.http.HttpClient.New(Unknown Source)
[18:29:08 WARN]: at sun.net.
www.protocol.http.HttpURLConnection.getNewHttpClient(Unknown Source)
[18:29:08 WARN]: at sun.net.
www.protocol.http.HttpURLConnection.plainConnect0(Unknown Source)
[18:29:08 WARN]: at sun.net.
www.protocol.http.HttpURLConnection.plainConnect(Unknown Source)
[18:29:08 WARN]: at sun.net.
www.protocol.http.HttpURLConnection.connect(Unknown Source)
[18:29:08 WARN]: at sun.net.
www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
[18:29:08 WARN]: at sun.net.
www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
[18:29:08 WARN]: at java.net.URL.openStream(Unknown Source)
[18:29:08 WARN]: at ru.endlesscode.rpginventory.RPGInventory.hookPacketWrapper(RPGInventory.java:224)
[18:29:08 WARN]: at ru.endlesscode.rpginventory.RPGInventory.onEnable(RPGInventory.java:96)
[18:29:08 WARN]: at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:321)
[18:29:08 WARN]: at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:340)
[18:29:08 WARN]: at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:405)
[18:29:08 WARN]: at org.bukkit.craftbukkit.v1_8_R3.CraftServer.loadPlugin(CraftServer.java:357)
[18:29:08 WARN]: at org.bukkit.craftbukkit.v1_8_R3.CraftServer.enablePlugins(CraftServer.java:317)
[18:29:08 WARN]: at net.minecraft.server.v1_8_R3.MinecraftServer.s(MinecraftServer.java:414)
[18:29:08 WARN]: at net.minecraft.server.v1_8_R3.MinecraftServer.k(MinecraftServer.java:378)
[18:29:08 WARN]: at net.minecraft.server.v1_8_R3.MinecraftServer.a(MinecraftServer.java:333)
[18:29:08 WARN]: at net.minecraft.server.v1_8_R3.DedicatedServer.init(DedicatedServer.java:263)
[18:29:08 WARN]: at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:525)
[18:29:08 WARN]: at java.lang.Thread.run(Unknown Source)
[18:29:08 WARN]: [RPGInventory] PacketWrapper install failed!
[18:29:08 INFO]: [RPGInventory] Disabling RPGInventory v1.0.6