[error] p.a.h.DefaultHttpErrorHandler -

[catwithtudou]

hello~Although I started successfully, an error occurred while accessing localhost:9200.

here is my output:

[info] play.api.Play - Application started (Prod) (no global state)
[info] p.c.s.AkkaHttpServer - Listening for HTTP on /[0:0:0:0:0:0:0:0]:9000
[error] p.a.h.DefaultHttpErrorHandler -

! @7moj2fbkj - Internal server error, for (GET) [/css/lib.css] ->

play.api.UnexpectedException: Unexpected exception[RuntimeException: java.lang.IllegalAccessError: class play.utils.Resources$ (in unnamed module @0x69c79f09) cannot access class sun.net.www.protocol.file.FileURLConnection (in module java.base) because module java.base does not export sun.net.www.protocol.file to unnamed module @0x69c79f09]
        at play.api.http.HttpErrorHandlerExceptions$.throwableToUsefulException(HttpErrorHandler.scala:355)
        at play.api.http.DefaultHttpErrorHandler.onServerError(HttpErrorHandler.scala:261)
        at play.core.server.AkkaHttpServer$$anonfun$2.applyOrElse(AkkaHttpServer.scala:430)
        at play.core.server.AkkaHttpServer$$anonfun$2.applyOrElse(AkkaHttpServer.scala:422)
        at scala.concurrent.impl.Promise$Transformation.run(Promise.scala:454)
Caused by: java.lang.RuntimeException: java.lang.IllegalAccessError: class play.utils.Resources$ (in unnamed module @0x69c79f09) cannot access class sun.net.www.protocol.file.FileURLConnection (in module java.base) because module java.base does not export sun.net.www.protocol.file to unnamed module @0x69c79f09
        at play.api.mvc.ActionBuilder$$anon$9.apply(Action.scala:384)
        at play.api.mvc.Action.$anonfun$apply$4(Action.scala:82)
        at play.api.libs.streams.StrictAccumulator.$anonfun$mapFuture$4(Accumulator.scala:168)
        at scala.util.Try$.apply(Try.scala:210)
        at play.api.libs.streams.StrictAccumulator.$anonfun$mapFuture$3(Accumulator.scala:168)
Caused by: java.lang.IllegalAccessError: class play.utils.Resources$ (in unnamed module @0x69c79f09) cannot access class sun.net.www.protocol.file.FileURLConnection (in module java.base) because module java.base does not export sun.net.www.protocol.file to unnamed module @0x69c79f09
        at play.utils.Resources$.isUrlConnectionADirectory(Resources.scala:36)
        at controllers.AssetsBuilder.$anonfun$assetAt$3(Assets.scala:822)
        at scala.concurrent.impl.Promise$Transformation.run(Promise.scala:434)
        at play.api.libs.streams.Execution$trampoline$.execute(Execution.scala:70)
        at scala.concurrent.impl.Promise$Transformation.submitWithValue(Promise.scala:393)