Minecraft Forums

I started my vanilla server in 1.8.3

I couldn't log in.

Then i checked my server log. Here is what it said:

[11:18:16] [Server thread/INFO]: Starting minecraft server version 1.8.3
[11:18:16] [Server thread/INFO]: Loading properties
[11:18:16] [Server thread/INFO]: Default game type: SURVIVAL
[11:18:16] [Server thread/INFO]: Generating keypair
[11:18:17] [Server thread/INFO]: Starting Minecraft server on *:25565
[11:18:17] [Server thread/INFO]: Using default channel type
[11:18:17] [Server thread/WARN]: **** SERVER IS RUNNING IN OFFLINE/INSECURE MODE!
[11:18:17] [Server thread/WARN]: The server will make no attempt to authenticate usernames. Beware.
[11:18:17] [Server thread/WARN]: While this makes the game possible to play without internet access, it also opens up the ability for hackers to connect with any username they choose.
[11:18:17] [Server thread/WARN]: To change this, set "online-mode" to "true" in the server.properties file.
[11:18:17] [Server thread/INFO]: Preparing level "world"
[11:18:17] [Server thread/INFO]: Preparing start region for level 0
[11:18:18] [Server thread/INFO]: Done (0,733s)! For help, type "help" or "?"
[11:18:18] [Server thread/INFO]: Starting remote control listener
[11:18:18] [Server thread/INFO]: Setting default rcon port to 25575
[11:18:18] [Server thread/WARN]: No rcon password set in 'D:\Users\Silga\Desktop\Server\server.properties', rcon disabled!
[11:18:43] [Server thread/INFO]: bio23[/127.0.0.1:49674] logged in with entity id 1 at (106.55905292445249, 61.0, 119.0817456200975)
[11:18:43] [Server thread/INFO]: bio23 joined the game
[11:18:43] [Server thread/INFO]: bio23 lost connection: TextComponent{text='Disconnected', siblings=[], style=Style{hasParent=false, color=null, bold=null, italic=null, underlined=null, obfuscated=null, clickEvent=null, hoverEvent=null, insertion=null}}
[11:18:43] [Server thread/INFO]: bio23 left the game
[11:19:14] [Server thread/INFO]: bio23[/127.0.0.1:49675] logged in with entity id 2 at (106.55905292445249, 61.0, 119.0817456200975)
[11:19:14] [Server thread/INFO]: bio23 joined the game
[11:19:14] [Server thread/INFO]: bio23 lost connection: TextComponent{text='Disconnected', siblings=[], style=Style{hasParent=false, color=null, bold=null, italic=null, underlined=null, obfuscated=null, clickEvent=null, hoverEvent=null, insertion=null}}
[11:19:14] [Server thread/INFO]: bio23 left the game
[11:23:03] [Server thread/INFO]: bio23[/127.0.0.1:50018] logged in with entity id 4 at (106.55905292445249, 61.0, 119.0817456200975)
[11:23:03] [Server thread/INFO]: bio23 joined the game
[11:23:04] [Server thread/INFO]: bio23 lost connection: TranslatableComponent{key='disconnect.genericReason', args=[Internal Exception: java.io.IOException: An established connection was aborted by the software in your host machine], siblings=[], style=Style{hasParent=false, color=null, bold=null, italic=null, underlined=null, obfuscated=null, clickEvent=null, hoverEvent=null, insertion=null}}
[11:23:04] [Server thread/INFO]: bio23 left the game
[11:23:09] [Server thread/INFO]: bio23[/127.0.0.1:50019] logged in with entity id 6 at (106.55905292445249, 61.0, 119.0817456200975)
[11:23:09] [Server thread/INFO]: bio23 joined the game
[11:23:09] [Server thread/INFO]: bio23 lost connection: TextComponent{text='Disconnected', siblings=[], style=Style{hasParent=false, color=null, bold=null, italic=null, underlined=null, obfuscated=null, clickEvent=null, hoverEvent=null, insertion=null}}
[11:23:09] [Server thread/INFO]: bio23 left the game

Can anyone help me?