I've been having a problem with my forge server that I made. It loads just fine, I can join, but when my friend join the whole server crashes and it says "Timed Out." We both have all the correct mods installed, any ideas?

[19:33:19] [server thread/INFO]: Starting minecraft server version 1.7.10

[19:33:19] [server console handler/ERROR]: Exception handling console input

java.io.IOException: The handle is invalid

at java.io.FileInputStream.readBytes(Native Method) ~[?:1.8.0_73]

at java.io.FileInputStream.read(Unknown Source) ~[?:1.8.0_73]

at java.io.BufferedInputStream.read1(Unknown Source) ~[?:1.8.0_73]

at java.io.BufferedInputStream.read(Unknown Source) ~[?:1.8.0_73]

at sun.nio.cs.StreamDecoder.readBytes(Unknown Source) ~[?:1.8.0_73]

at sun.nio.cs.StreamDecoder.implRead(Unknown Source) ~[?:1.8.0_73]

at sun.nio.cs.StreamDecoder.read(Unknown Source) ~[?:1.8.0_73]

at java.io.InputStreamReader.read(Unknown Source) ~[?:1.8.0_73]

at java.io.BufferedReader.fill(Unknown Source) ~[?:1.8.0_73]

at java.io.BufferedReader.readLine(Unknown Source) ~[?:1.8.0_73]

at java.io.BufferedReader.readLine(Unknown Source) ~[?:1.8.0_73]

at net.minecraft.server.dedicated.DedicatedServer$2.run(DedicatedServer.java:97) [lv.class:?]

[19:33:34] [server thread/INFO]: Loading properties

[19:33:34] [server thread/INFO]: Default game type: SURVIVAL

[19:33:34] [server thread/INFO]: Generating keypair

[19:33:34] [server thread/INFO]: Starting Minecraft server on *:25563

[19:33:35] [server thread/INFO]: Preparing level "server"

[19:33:38] [server thread/INFO]: Preparing start region for level 0

[19:33:39] [server thread/INFO]: Preparing spawn area: 0%

[19:33:40] [server thread/INFO]: Preparing spawn area: 41%

[19:33:41] [server thread/INFO]: Done (5.544s)! For help, type "help" or "?"

[19:33:46] [user Authenticator #1/INFO]: UUID of player CornRolls is 844454e5-7059-424d-8770-aea619e6421a

[19:33:47] [server thread/INFO]: CornRolls[/192.168.1.1:49985] logged in with entity id 387 at (-272.3823728596855, 64.0, 990.5532581137128)

[19:33:47] [server thread/INFO]: CornRolls joined the game

[19:34:51] [user Authenticator #2/INFO]: UUID of player ArkEagle is 34e0e96e-b5e8-4c24-a58f-6dd123726370

 

That's the latest log in the logs file.

will it work if i uninstall the client only mods?

oh, i'm sorry, i didn't see that