Erreur logs

[akiranai]

Bonjour bon j'ai une erreur que je ne sait pas identifier :

java.net.SocketException: Socket closed
15:26:34 [SEVERE] at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:99)
15:26:34 [SEVERE] at java.net.SocketOutputStream.write(SocketOutputStream.java:136)
15:26:34 [SEVERE] at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:65)
15:26:34 [SEVERE] at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:123)
15:26:34 [SEVERE] at java.io.DataOutputStream.flush(DataOutputStream.java:106)
15:26:34 [SEVERE] at net.minecraft.server.NetworkWriterThread.run(SourceFile:104)
Qui sait de quoi est ce du?