Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/logging/log4j/message/Message

Question

Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/logging/log4j/message/Message at com.prac.Loger.(Loger.java:34) Caused by: java.lang.ClassNotFoundException: org.apache.logging.log4j.message.Message at java.net.URLClassLoader$1.run(Unknown Source) at java.net.URLClassLoader$1.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) ... 1 more

Exception points to Loger.java:34

static Logger logger=Logger.getLogger(Loger.class);    

Please help me get rid of this exception...

Answer 1

Added log4j-api-2.1.jar and error is gone.!