當個創世神 Server問題?

大大們好 我最近想和朋友開服一起玩 不過server一直會出現
[17:48:47 INFO]: Starting minecraft server version 1.9.4
[17:48:47 WARN]: To start the server with more ram, launch it as "java -Xmx1024M -Xms1024M -jar minecraft_server.jar"
[17:48:47 INFO]: Loading properties
[17:48:47 WARN]: server.properties does not exist
[17:48:47 INFO]: Generating new properties file
[17:48:47 ERROR]: Exception handling console input
java.io.IOException: 控制代碼無效。
at java.io.FileInputStream.readBytes(Native Method) ~[?:1.8.0_91]
at java.io.FileInputStream.read(Unknown Source) ~[?:1.8.0_91]
at java.io.BufferedInputStream.read1(Unknown Source) ~[?:1.8.0_91]
at java.io.BufferedInputStream.read(Unknown Source) ~[?:1.8.0_91]
at sun.nio.cs.StreamDecoder.readBytes(Unknown Source) ~[?:1.8.0_91]
at sun.nio.cs.StreamDecoder.implRead(Unknown Source) ~[?:1.8.0_91]
at sun.nio.cs.StreamDecoder.read(Unknown Source) ~[?:1.8.0_91]
at java.io.InputStreamReader.read(Unknown Source) ~[?:1.8.0_91]
at java.io.BufferedReader.fill(Unknown Source) ~[?:1.8.0_91]
at java.io.BufferedReader.readLine(Unknown Source) ~[?:1.8.0_91]
at java.io.BufferedReader.readLine(Unknown Source) ~[?:1.8.0_91]
at lb$2.run(SourceFile:94) [server.jar:?]
[17:48:47 WARN]: Failed to save server.properties
java.io.FileNotFoundException: server.properties (存取被拒。)