使用framebuffer错误Cubieboard A10运行JavaFX应用程序

Question

由于javafx支持Raspberry PI.我想在帧缓冲区中运行FX应用程序.我正在使用Lubuntu LCD显示图像.

当我尝试运行JavaFX应用程序时

java -Djavafx.platform=eglfb Hello.jar

我收到以下错误

我正在使用java8嵌入式hardfloat.

libEGL warning: DRI2: failed to authenticate
eglCreateWindowSurface failed! eglGetError 12291
eglMakeCurrent failed - 12288
Failed to create EGLContextGraphics Device initialization failed for :  es2
Error initializing QuantumRenderer: no suitable pipeline found
java.lang.RuntimeException: java.lang.RuntimeException: Error initializing QuantumRenderer: no suitable pipeline found
    at com.sun.javafx.tk.quantum.QuantumRenderer.getInstance(QuantumRenderer.java:300)
    at com.sun.javafx.tk.quantum.QuantumToolkit.init(QuantumToolkit.java:244)
    at com.sun.javafx.tk.Toolkit.getToolkit(Toolkit.java:179)
    at com.sun.javafx.application.PlatformImpl.startup(PlatformImpl.java:214)
    at com.sun.javafx.application.LauncherImpl.startToolkit(LauncherImpl.java:653)
    at com.sun.javafx.application.LauncherImpl.launchApplicationWithArgs(LauncherImpl.java:314)
    at com.sun.javafx.application.LauncherImpl.launchApplication(LauncherImpl.java:305)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:483)
    at sun.launcher.LauncherHelper$FXHelper.main(LauncherHelper.java:767)
Caused by: java.lang.RuntimeException: Error initializing QuantumRenderer: no suitable pipeline found
    at com.sun.javafx.tk.quantum.QuantumRenderer$PipelineRunnable.init(QuantumRenderer.java:98)
    at com.sun.javafx.tk.quantum.QuantumRenderer$PipelineRunnable.run(QuantumRenderer.java:128)
    at java.lang.Thread.run(Thread.java:744)
Exception in thread "main" java.lang.reflect.InvocationTargetException
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:483)
    at sun.launcher.LauncherHelper$FXHelper.main(LauncherHelper.java:767)
Caused by: java.lang.RuntimeException: No toolkit found
    at com.sun.javafx.tk.Toolkit.getToolkit(Toolkit.java:191)
    at com.sun.javafx.application.PlatformImpl.startup(PlatformImpl.java:214)
    at com.sun.javafx.application.LauncherImpl.startToolkit(LauncherImpl.java:653)
    at com.sun.javafx.application.LauncherImpl.launchApplicationWithArgs(LauncherImpl.java:314)
    at com.sun.javafx.application.LauncherImpl.launchApplication(LauncherImpl.java:305)
    ... 5 more

请帮我找个出路.

Answer 1

经过一番研究后，您应该考虑重新安装 OpenGL ES，也许还有 GTK。初始化期间出现问题，Java 无法呈现应用程序。

这可能是运行时使用的 Java 版本的问题，必须是 Java 8。让我们检查一下您的系统使用的默认 Java 版本：

ls -l /usr/lib/jvm

如果版本不正确，您可以使用以下命令进行更改：

sudo update-alternatives --config java

您还可以使用以下命令检查 java 是否可以访问：

java -version

您可以通过以下选项获得更多信息：

-Dprism.verbose=true -Dprism.debug=true -Djavafx.verbose=true -Djavafx.debug=true