JavaFX项目IntelliJ可运行，Gradle构建后无法进入主界面求助

项目与运行情况 #

• 与三位成员完成一款Pokemon复刻JavaFX项目，仓库地址：https://github.com/Pirate-Hunter-Zoro/Pokemon
• 项目在本地IntelliJ环境中可正常运行，但通过以下步骤运行时出现异常：
  1. 克隆仓库
  2. 执行gradle wrapper
  3. 执行./gradlew run
• 异常现象：程序能启动，但无法跳过intro界面

报错信息 #

Exception in thread "JavaFX Application Thread" java.lang.RuntimeException: java.lang.reflect.InvocationTargetException
        at javafx.fxml@19/javafx.fxml.FXMLLoader$MethodHandler.invoke(FXMLLoader.java:1857)
        at javafx.fxml@19/javafx.fxml.FXMLLoader$ControllerMethodEventHandler.handle(FXMLLoader.java:1724)
        at javafx.base@19/com.sun.javafx.event.CompositeEventHandler.dispatchBubblingEvent(CompositeEventHandler.java:86)
        at javafx.base@19/com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:234)
        at javafx.base@19/com.sun.javafx.event.EventHandlerManager.dispatchBubblingEvent(EventHandlerManager.java:191)
        at javafx.base@19/com.sun.javafx.event.CompositeEventDispatcher.dispatchBubblingEvent(CompositeEventDispatcher.java:59)
        at javafx.base@19/com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:58)
        at javafx.base@19/com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
        at javafx.base@19/com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
        at javafx.base@19/com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
        at javafx.base@19/com.sun.javafx.event.BasicEventDispatcher.dispatchEvent(BasicEventDispatcher.java:56)
        at javafx.base@19/com.sun.javafx.event.EventDispatchChainImpl.dispatchEvent(EventDispatchChainImpl.java:114)
        at javafx.base@19/com.sun.javafx.event.EventUtil.fireEventImpl(EventUtil.java:74)
        at javafx.base@19/com.sun.javafx.event.EventUtil.fireEvent(EventUtil.java:54)
        at javafx.base@19/javafx.event.Event.fireEvent(Event.java:198)
        at javafx.graphics@19/javafx.scene.Scene$ClickGenerator.postProcess(Scene.java:3599)
        at javafx.graphics@19/javafx.scene.Scene$MouseHandler.process(Scene.java:3903)
        at javafx.graphics@19/javafx.scene.Scene.processMouseEvent(Scene.java:1887)
        at javafx.graphics@19/javafx.scene.Scene$ScenePeerListener.mouseEvent(Scene.java:2620)
        at javafx.graphics@19/com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:411)
        at javafx.graphics@19/com.sun.javafx.tk.quantum.GlassViewEventHandler$MouseEventNotification.run(GlassViewEventHandler.java:301)
        at java.base/java.security.AccessController.doPrivileged(AccessController.java:399)
        at javafx.graphics@19/com.sun.javafx.tk.quantum.GlassViewEventHandler.lambda$handleMouseEvent$2(GlassViewEventHandler.java:450)
        at javafx.graphics@19/com.sun.javafx.tk.quantum.QuantumToolkit.runWithoutRenderLock(QuantumToolkit.java:424)
        at javafx.graphics@19/com.sun.javafx.tk.quantum.GlassViewEventHandler.handleMouseEvent(GlassViewEventHandler.java:449)
        at javafx.graphics@19/com.sun.glass.ui.View.handleMouseEvent(View.java:551)
        at javafx.graphics@19/com.sun.glass.ui.View.notifyMouse(View.java:937)
        at javafx.graphics@19/com.sun.glass.ui.mac.MacView.notifyMouse(MacView.java:127)
Caused by: java.lang.reflect.InvocationTargetException
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
        at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.base/java.lang.reflect.Method.invoke(Method.java:568)
        at com.sun.javafx.reflect.Trampoline.invoke(MethodUtil.java:77)
        at jdk.internal.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
        at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.base/java.lang.reflect.Method.invoke(Method.java:568)
        at javafx.base@19/com.sun.javafx.reflect.MethodUtil.invoke(MethodUtil.java:275)
        at javafx.fxml@19/com.sun.javafx.fxml.MethodHelper.invoke(MethodHelper.java:84)
        at javafx.fxml@19/javafx.fxml.FXMLLoader$MethodHandler.invoke(FXMLLoader.java:1852)
        ... 27 more
Caused by: java.lang.IllegalArgumentException: Invalid URL: Invalid URL or resource not found
        at javafx.graphics@19/javafx.scene.image.Image.validateUrl(Image.java:1138)
        at javafx.graphics@19/javafx.scene.image.Image.<init>(Image.java:628)
        at csci205_final_project@0.1-SNAPSHOT/org.Fearsome_Foursome.Application.Controllers.ArenaController.setUpNameSpriteHealth(ArenaController.java:190)
        at csci205_final_project@0.1-SNAPSHOT/org.Fearsome_Foursome.Application.HelloPokemon.loadScene(HelloPokemon.java:102)
        at csci205_final_project@0.1-SNAPSHOT/org.Fearsome_Foursome.Application.Controllers.MenuController.showArena(MenuController.java:108)
        at csci205_final_project@0.1-SNAPSHOT/org.Fearsome_Foursome.Application.Controllers.MenuController.setHard(MenuController.java:132)
        ... 38 more
Caused by: java.lang.IllegalArgumentException: Invalid URL or resource not found
        at javafx.graphics@19/javafx.scene.image.Image.validateUrl(Image.java:1123)

请求协助排查该问题，若需要更多信息可随时告知。

内容的提问来源于stack exchange，提问作者user19701882