hadoop mapreduce Error starting MRAppMaster


In this post we will discuss about most frequent error messages NoClassDefFoundError or ClassNotFoundException in hadoop mapreduce jobs execution and possible solutions for them. Error Scenario: java.lang.ClassNotFoundException       or java.lang.NoClassDefFoundError Error starting MRAppMaster   &  Container exited with a non-zero exit code 1 When we encounter a situation of […]

NoClassDefFoundError or ClassNotFoundException