長文失礼します。

先程PCが落ちてしまい、再起動後にサーバーを起動すると、
以下のようなエラーメッセージが出るようになってしまいました。

恥ずかしながら、バックアップデータを取っていないため、
どうにかしたいのですが、原因わかりますか･･･?
完全にイカレちゃっててダメですかね・・・
---------------------------------------------
[19:52:39 INFO]: Starting minecraft server version 1.11.2
[19:52:39 WARN]: To start the server with more ram, launch it as "java -Xmx1024M -Xms1024M -jar minecraft_server.jar"
[19:52:39 ERROR]: Exception handling console input
java.io.IOException: ハンドルが無効です。
at java.io.FileInputStream.readBytes(Native Method) ~[?:1.7.0_67]
at java.io.FileInputStream.read(Unknown Source) ~[?:1.7.0_67]
at java.io.BufferedInputStream.read1(Unknown Source) ~[?:1.7.0_67]
at java.io.BufferedInputStream.read(Unknown Source) ~[?:1.7.0_67]
at sun.nio.cs.StreamDecoder.readBytes(Unknown Source) ~[?:1.7.0_67]
at sun.nio.cs.StreamDecoder.implRead(Unknown Source) ~[?:1.7.0_67]
at sun.nio.cs.StreamDecoder.read(Unknown Source) ~[?:1.7.0_67]
at java.io.InputStreamReader.read(Unknown Source) ~[?:1.7.0_67]
at java.io.BufferedReader.fill(Unknown Source) ~[?:1.7.0_67]
at java.io.BufferedReader.readLine(Unknown Source) ~[?:1.7.0_67]
at java.io.BufferedReader.readLine(Unknown Source) ~[?:1.7.0_67]
at lh$2.run(SourceFile:95) [minecraft_server.1.11.2.jar:?]
[19:52:39 INFO]: Loading properties
[19:52:39 INFO]: Default game type: SURVIVAL
[19:52:39 INFO]: Generating keypair
[19:52:39 INFO]: Starting Minecraft server on *:25565
[19:52:39 INFO]: Using default channel type
[19:52:39 INFO]: Preparing level "world"
[19:52:39 INFO]: Preparing start region for level 0
[19:52:40 INFO]: Preparing spawn area: 17%
[19:52:41 INFO]: Preparing spawn area: 61%
[19:52:42 WARN]: Keeping entity minecraft:chicken that already exists with UUID dd68e4b7-2d4f-4e41-b49a-f37232d1a235
[19:52:42 WARN]: Keeping entity minecraft:cow that already exists with UUID aab87518-21fa-4aef-a3d1-3cebd7704b63
[19:52:42 WARN]: Keeping entity minecraft:cow that already exists with UUID b3457ea9-c845-4785-91e5-6243aa73ea63
[19:52:42 WARN]: Keeping entity minecraft:sheep that already exists with UUID 777a6272-f644-4e54-af8b-d5de6d26152e
[19:52:42 WARN]: Keeping entity minecraft:sheep that already exists with UUID 8c5b2e85-fd70-44bb-9520-093c916447b4
[19:52:42 WARN]: Keeping entity minecraft:creeper that already exists with UUID 63f00fd3-b468-4aed-aa79-2daffb255d7f
[19:52:42 WARN]: Keeping entity minecraft:sheep that already exists with UUID 192b6fff-9778-465e-96eb-cca97a4709b5
[19:52:42 WARN]: Keeping entity minecraft:chicken that already exists with UUID 64a008d5-cd9a-4834-ab42-d16d61bc22f4
[19:52:42 WARN]: Keeping entity minecraft:bat that already exists with UUID 8c9d372f-4628-47ba-8d41-8d3f8a8bbeb5
[19:52:42 INFO]: Done (3.054s)! For help, type "help" or "?"