Cannot run JAR

[prodbybrudduh]

Error message when running from command prompt: Exception in thread "main" java.lang.ExceptionInInitializerError at com.deflatedpickle.faosdance.MainKt.main(main.kt:22) at com.deflatedpickle.faosdance.MainKt.main(main.kt) Caused by: java.lang.reflect.InaccessibleObjectException: Unable to make field private java.lang.String java.net.URL.host accessible: module java.base does not "opens java.net" to unnamed module @17f6480 at java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:357) at java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:297) at java.base/java.lang.reflect.Field.checkCanSetAccessible(Field.java:177) at java.base/java.lang.reflect.Field.setAccessible(Field.java:171) at khttp.requests.GenericRequest.toIDN(GenericRequest.kt:198) at khttp.requests.GenericRequest.makeRoute(GenericRequest.kt:208) at khttp.requests.GenericRequest.(GenericRequest.kt:132) at khttp.KHttp.request(KHttp.kt:60) at khttp.KHttp.get(KHttp.kt:30) at khttp.KHttp.get$default(KHttp.kt:29) at com.deflatedpickle.faosdance.autoupdate.UpdateUtil.(UpdateUtil.kt:10) ... 2 more