RiD setup VPS

[root@server RiD]# java -jar RiD.jar
java********Exception: Cannot run program "cmd": java********Exception: error=2, Nosuch file or directory
        at java.lang.ProcessBuilder.start(Unknown Source)
        at java.lang.Runtime.exec(Unknown Source)
        at java.lang.Runtime.exec(Unknown Source)
        at java.lang.Runtime.exec(Unknown Source)
        at Run.main(Run.java)
Caused by: java********Exception: java********Exception: error=2, No such file or drectory
        at java.lang.UNIXProcess.<init>(Unknown Source)
        at java.lang.ProcessImpl.start(Unknown Source)
        ... 5 more