刚开始学java,问一道关于javafx的问题

我运行了课本后面的关于按钮的程序,代码是直接从老师给的代码拷到我自己的工程里面的,但是运行一直报错,在老师给的那个book工程里面运行就不会报错,
下面是代码
![图片说明]图片说明(http://img.a![图片说明](https://img-ask.csdn.net/upload/201712/07/1512636988_6551.png)sk.csdn.net/upload/201712/07/1512636945_589510.png)
下面是提示报错
Exception in Application start method
java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.sun.javafx.application.LauncherImpl.launchApplicationWithArgs(LauncherImpl.java:389)
at com.sun.javafx.application.LauncherImpl.launchApplication(LauncherImpl.java:328)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at sun.launcher.LauncherHelper$FXHelper.main(Unknown Source)
Caused by: java.lang.RuntimeException: Exception in Application start method
at com.sun.javafx.application.LauncherImpl.launchApplication1(LauncherImpl.java:917)
at com.sun.javafx.application.LauncherImpl.lambda$launchApplication$155(LauncherImpl.java:182)
at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.IllegalArgumentException: Invalid URL: Invalid URL or resource not found
at javafx.scene.image.Image.validateUrl(Image.java:1118)
at javafx.scene.image.Image.(Image.java:620)
at javafx.scene.image.ImageView.(ImageView.java:166)
at ButtonDemo.getPane(ButtonDemo.java:18)
at ButtonDemo.start(ButtonDemo.java:41)
at com.sun.javafx.application.LauncherImpl.lambda$launchApplication1$162(LauncherImpl.java:863)
at com.sun.javafx.application.PlatformImpl.lambda$runAndWait$175(PlatformImpl.java:326)
at com.sun.javafx.application.PlatformImpl.lambda$null$173(PlatformImpl.java:295)
at java.security.AccessController.doPrivileged(Native Method)
at com.sun.javafx.application.PlatformImpl.lambda$runLater$174(PlatformImpl.java:294)
at com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
at com.sun.glass.ui.win.WinApplication._runLoop(Native Method)
at com.sun.glass.ui.win.WinApplication.lambda$null$148(WinApplication.java:191)
... 1 more
Caused by: java.lang.IllegalArgumentException: Invalid URL or resource not found
at javafx.scene.image.Image.validateUrl(Image.java:1110)
... 13 more
Exception running application ButtonDemo
我想问一下这个是不是因为我的工程里面缺少了什么配置啊?请大神指点

1个回答

Invalid URL or resource not found at javafx.scene.image.Image.validateUr
看看你的URL 应该配置错了。

Boys_Zhang
Boys_Zhang 确实是这个,非常感谢
接近 2 年之前 回复
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