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  1. ,
    Expert tip

    Look if your classpath is correct, and check if the versions of your libraries match the version you described in your pom.xml

java.lang.NoClassDefFoundError: com/sun/jna/Library	at java.lang.ClassLoader.defineClass1(Native Method)	at java.lang.ClassLoader.defineClass(	at	at	at$100(	at$	at$	at Method)	at	at java.lang.ClassLoader.loadClass(	at sun.misc.Launcher$AppClassLoader.loadClass(	at java.lang.ClassLoader.loadClass(	at webcamstudio.exporter.vloopback.VideoDevice.openDevice(	at webcamstudio.exporter.vloopback.VideoDevice.loadInfo(	at webcamstudio.exporter.vloopback.VideoDevice.(	at webcamstudio.exporter.vloopback.VideoDevice.getDevices(	at webcamstudio.exporter.vloopback.VideoDevice.getInputDevices(	at webcamstudio.components.OutputPanel.(