Exception in thread "main" com.jaredrummler.ktsh.Shell$NotFoundException on Windows

[Cyberavater]

I'm not sure if I'm doing something wrong here, but I got this error on a simple kotlin project.

Exception in thread "main" com.jaredrummler.ktsh.Shell$NotFoundException: Error opening shell: 'sh'
	at com.jaredrummler.ktsh.Shell.<init>(Shell.kt:95)
	at com.jaredrummler.ktsh.Shell.<init>(Shell.kt:52)
	at com.jaredrummler.ktsh.Shell$Companion.get(Shell.kt:761)
	at com.jaredrummler.ktsh.Shell$Companion.getSH(Shell.kt:766)
	at MainKt.main(Main.kt:4)
	at MainKt.main(Main.kt)
Caused by: java.io.IOException: Cannot run program "sh": CreateProcess error=2, The system cannot find the file specified
	at java.base/java.lang.ProcessBuilder.start(ProcessBuilder.java:1143)
	at java.base/java.lang.ProcessBuilder.start(ProcessBuilder.java:1073)
	at java.base/java.lang.Runtime.exec(Runtime.java:615)
	at java.base/java.lang.Runtime.exec(Runtime.java:439)
	at java.base/java.lang.Runtime.exec(Runtime.java:370)
	at com.jaredrummler.ktsh.Shell$Companion.runWithEnv(Shell.kt:784)
	at com.jaredrummler.ktsh.Shell$Companion.access$runWithEnv(Shell.kt:746)
	at com.jaredrummler.ktsh.Shell.<init>(Shell.kt:90)
	... 5 more
Caused by: java.io.IOException: CreateProcess error=2, The system cannot find the file specified
	at java.base/java.lang.ProcessImpl.create(Native Method)
	at java.base/java.lang.ProcessImpl.<init>(ProcessImpl.java:494)
	at java.base/java.lang.ProcessImpl.start(ProcessImpl.java:159)
	at java.base/java.lang.ProcessBuilder.start(ProcessBuilder.java:1110)
	... 12 more

Process finished with exit code 1

import com.jaredrummler.ktsh.Shell

fun main() {
    val shell = Shell.SH                       // create a shell
    val result = shell.run("echo 'Hello, World!'")  // execute a command
    if (result.isSuccess) {                         // check if the exit-code was 0
        println(result.stdout())                    // prints "Hello, World!"
    }
}