Playframework 2.4問題

Question

我正試圖在Playframework 2.4上構建應用程序。我得到這個例外。善意幫助和責備。

play.http.errorHandler [utils.ErrorHandler] was not loaded. 
No source available, here is the exception stack trace: 

->java.lang.ClassNotFoundException: utils.ErrorHandler 

    java.net.URLClassLoader.findClass(URLClassLoader.java:381) 

    java.lang.ClassLoader.loadClass(ClassLoader.java:424) 

    java.lang.ClassLoader.loadClass(ClassLoader.java:357) 

    play.utils.Reflect$.loadClass$1(Reflect.scala:93) 

    play.utils.Reflect$.configuredClass(Reflect.scala:112) 

    play.utils.Reflect$.bindingsFromConfiguration(Reflect.scala:46) 

    play.api.http.HttpErrorHandler$.bindingsFromConfiguration(HttpErrorHandler.scala:52) 

    play.api.inject.BuiltinModule$$anonfun$bindings$3.apply(BuiltinModule.scala:50) 

    play.api.inject.BuiltinModule$$anonfun$bindings$3.apply(BuiltinModule.scala:50) 

    play.api.inject.BuiltinModule$$anonfun$dynamicBindings$1$1.apply(BuiltinModule.scala:25) 

    play.api.inject.BuiltinModule$$anonfun$dynamicBindings$1$1.apply(BuiltinModule.scala:25) 

    scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:252) 

    scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:252) 
scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33) 

scala.collection.mutable.WrappedArray.foreach(WrappedArray.scala:35) 

scala.collection.TraversableLike$class.flatMap(TraversableLike.scala:252) 

scala.collection.AbstractTraversable.flatMap(Traversable.scala:104) 

play.api.inject.BuiltinModule.dynamicBindings$1(BuiltinModule.scala:25) 

play.api.inject.BuiltinModule.bindings(BuiltinModule.scala:49) 

play.api.inject.guice.GuiceableModuleConversions$class.guice(GuiceInjectorBuilder.scala:264) 

play.api.inject.guice.GuiceableModule$.guice(GuiceInjectorBuilder.scala:200) 

play.api.inject.guice.GuiceableModuleConversions$$anon$3$$anonfun$guiced$2.apply(GuiceInjectorBuilder.scala:244) 

play.api.inject.guice.GuiceableModuleConversions$$anon$3$$anonfun$guiced$2.apply(GuiceInjectorBuilder.scala:244) 

scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:245) 

scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:245) 

scala.collection.immutable.List.foreach(List.scala:381) 

scala.collection.TraversableLike$class.map(TraversableLike.scala:245) 

scala.collection.immutable.List.map(List.scala:285) 

play.api.inject.guice.GuiceableModuleConversions$$anon$3.guiced(GuiceInjectorBuilder.scala:244) 

play.api.inject.guice.GuiceableModule$$anonfun$guiced$1.apply(GuiceInjectorBuilder.scala:222) 

play.api.inject.guice.GuiceableModule$$anonfun$guiced$1.apply(GuiceInjectorBuilder.scala:222) 

scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:252) 

scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:252) 

scala.collection.immutable.List.foreach(List.scala:381) 

scala.collection.TraversableLike$class.flatMap(TraversableLike.scala:252) 

scala.collection.immutable.List.flatMap(List.scala:344) 

play.api.inject.guice.GuiceableModule$.guiced(GuiceInjectorBuilder.scala:222) 

play.api.inject.guice.GuiceBuilder.createModule(GuiceInjectorBuilder.scala:116) 

play.api.inject.guice.GuiceApplicationBuilder.applicationModule(GuiceApplicationBuilder.scala:87) 

play.api.inject.guice.GuiceBuilder.injector(GuiceInjectorBuilder.scala:126) 

play.api.inject.guice.GuiceApplicationBuilder.build(GuiceApplicationBuilder.scala:93) 

play.api.inject.guice.GuiceApplicationLoader.load(GuiceApplicationLoader.scala:21) 

play.core.server.DevServerStart$$anonfun$mainDev$1$$anon$1$$anonfun$get$1$$anonfun$apply$1$$anonfun$1$$anonfun$2.apply(DevServerStart.scala:153) 

play.core.server.DevServerStart$$anonfun$mainDev$1$$anon$1$$anonfun$get$1$$anonfun$apply$1$$anonfun$1$$anonfun$2.apply(DevServerStart.scala:150) 

play.utils.Threads$.withContextClassLoader(Threads.scala:21) 

play.core.server.DevServerStart$$anonfun$mainDev$1$$anon$1$$anonfun$get$1$$anonfun$apply$1$$anonfun$1.apply(DevServerStart.scala:150) 

play.core.server.DevServerStart$$anonfun$mainDev$1$$anon$1$$anonfun$get$1$$anonfun$apply$1$$anonfun$1.apply(DevServerStart.scala:121) 

scala.Option.map(Option.scala:146) 

play.core.server.DevServerStart$$anonfun$mainDev$1$$anon$1$$anonfun$get$1$$anonfun$apply$1.apply(DevServerStart.scala:121) 

play.core.server.DevServerStart$$anonfun$mainDev$1$$anon$1$$anonfun$get$1$$anonfun$apply$1.apply(DevServerStart.scala:119) 

scala.util.Success.flatMap(Try.scala:230) 

play.core.server.DevServerStart$$anonfun$mainDev$1$$anon$1$$anonfun$get$1.apply(DevServerStart.scala:119) 

play.core.server.DevServerStart$$anonfun$mainDev$1$$anon$1$$anonfun$get$1.apply(DevServerStart.scala:111) 

scala.concurrent.impl.Future$PromiseCompletingRunnable.liftedTree1$1(Future.scala:24) 

scala.concurrent.impl.Future$PromiseCompletingRunnable.run(Future.scala:24) 

java.util.concurrent.ForkJoinTask$RunnableExecuteAction.exec(ForkJoinTask.java:1402) 

java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289) 

java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056) 

java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1689) 

java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157) 

Answer 1

我不得不在conf/application.conf看看play.http.errorHandler屬性，它看起來是指向utils.ErrorHandler，這不是編譯和收錄。

我會檢查ErrorHandler是否出現在app/utils，它是否編譯好，也做./activator clean之前再試一次。

我希望你能設法讓它工作，並花時間與真棒2.4版本:)最重要的是，讓我們知道你是如何得到它的工作到底。 ;）