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Could not instantiate the Mapper. at cgl.imr.worker.Mapper.<init ( at cgl.imr.worker.DaemonWorker.handleMapperRequest(
java.lang.ClassNotFoundException: map_reduce.GPMapTask   	at	at java.lang.ClassLoader.loadClass(	at sun.misc.Launcher$AppClassLoader.loadClass(	at java.lang.ClassLoader.loadClass(	at java.lang.ClassLoader.findSystemClass(	at cgl.imr.util.CustomClassLoader.findClass(	at cgl.imr.util.CustomClassLoader.loadClass(	at java.lang.Class.forName0(Native Method)	at java.lang.Class.forName(