cgl.imr.base.TwisterException: Could not instantiate the Mapper. at cgl.imr.worker.Mapper.<init (Mapper.java:120) at cgl.imr.worker.DaemonWorker.handleMapperRequest(DaemonWorker.java:228)

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via netty.io by Unknown author

Needs to add netty-transport-native-epoll with a OS classifier to the classpath, it's not included in netty-all

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via askubuntu.com by Unknown author

Set the path for java. Try to look it from here.

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via Stack Overflow by Askerly
, 1 year ago
Could not instantiate the Mapper. at cgl.imr.worker.Mapper.<init (Mapper.java:120) at cgl.imr.worker.DaemonWorker.handleMapperRequest(DaemonWorker.java:228)
cgl.imr.base.TwisterException: Could not instantiate the Mapper. at cgl.imr.worker.Mapper.<init (Mapper.java:120) at cgl.imr.worker.DaemonWorker.handleMapperRequest(DaemonWorker.java:228)
at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at java.lang.ClassLoader.findSystemClass(ClassLoader.java:1004)
at cgl.imr.util.CustomClassLoader.findClass(CustomClassLoader.java:102)
at cgl.imr.util.CustomClassLoader.loadClass(CustomClassLoader.java:129)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:348)

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