Running JavaFX-11 applications from within Eclipse fails

[Kevin Rushforth]

> Renaming the native libraries in JavaFX would probably solve this, but that
> seems the wrong solution to me.

Yes, it seems like a workaround rather than a fix...

-- Kevin


On 10/21/2018 10:45 AM, Johan Vos wrote:
> Hi Tom,
>
> Nice workaround, but what do you think needs to be done to fix it? Can the
> java.library.path somehow be changed in a plugin or so?
> Renaming the native libraries in JavaFX would probably solve this, but that
> seems the wrong solution to me.
>
> - Johan
>
> On Thu, Oct 18, 2018 at 3:39 PM Tom Schindl <tom.schindl at bestsolution.at>
> wrote:
>
>> Hi,
>>
>> I just wanted to make you aware that if you run a JavaFX-11 application
>> from within Eclipse it is very likely that you'll get an error like this.
>>
>>> Exception in thread "WindowsNativeRunloopThread"
>> java.lang.NoSuchMethodError: <init>
>>>      at
>> javafx.graphics/com.sun.glass.ui.win.WinApplication.staticScreen_getScreens(Native
>> Method)
>>>      at
>> javafx.graphics/com.sun.glass.ui.Screen.initScreens(Screen.java:412)
>>>      at
>> javafx.graphics/com.sun.glass.ui.Application.lambda$run$1(Application.java:152)
>>>      at
>> javafx.graphics/com.sun.glass.ui.win.WinApplication._runLoop(Native Method)
>>>      at
>> javafx.graphics/com.sun.glass.ui.win.WinApplication.lambda$runLoop$3(WinApplication.java:174)
>>>      at java.base/java.lang.Thread.run(Thread.java:834)
>>> Exception in thread "JavaFX Application Thread"
>> java.lang.NullPointerException
>>>      at
>> javafx.graphics/com.sun.prism.d3d.D3DPipeline.getAdapterOrdinal(D3DPipeline.java:205)
>>>      at
>> javafx.graphics/com.sun.javafx.tk.quantum.QuantumToolkit.assignScreensAdapters(QuantumToolkit.java:695)
>>>      at
>> javafx.graphics/com.sun.javafx.tk.quantum.QuantumToolkit.runToolkit(QuantumToolkit.java:313)
>>>      at
>> javafx.graphics/com.sun.javafx.tk.quantum.QuantumToolkit.lambda$startup$10(QuantumToolkit.java:258)
>>>      at
>> javafx.graphics/com.sun.glass.ui.Application.lambda$run$1(Application.java:153)
>>>      at
>> javafx.graphics/com.sun.glass.ui.win.WinApplication._runLoop(Native Method)
>>>      at
>> javafx.graphics/com.sun.glass.ui.win.WinApplication.lambda$runLoop$3(WinApplication.java:174)
>>>      at java.base/java.lang.Thread.run(Thread.java:834)
>> Scary right! The reason is that JavaFX-11 is loading the wrong glass.dll
>> because Eclipse sets a java.library.path who also contains the
>> JVM-Directories used to launch your Eclipse IDE.
>>
>> The simple work-around is to add
>> -Djava.library.path=C:/go-out-of-my-way-eclipse in your launch
>> configuration.
>>
>> Small tiny question on the side: Wouldn't it make sense to version our
>> .dlls somehow to match the release eg glass-11.dll?
>>
>> Tom
>>
>> --
>> Tom Schindl, CTO
>> BestSolution.at EDV Systemhaus GmbH
>> Eduard-Bodem-Gasse 5-7. A-6020 Innsbruck
>> Reg. Nr. FN 222302s am Firmenbuchgericht Innsbruck
>>