Apps DBA Workshop

Error encountered while trying to extract emcli utility from EM 12c cloud control OMS Home: [ora11g@monitorerp EMCLI]$ java -jar emclikit.jar client -install_dir=/u01/12c_Agent/EMCLI Exception in thread "main" java.lang.ClassFormatError: oracle.sysman.emCLI.CLIInstallLaunch (unrecognized class file version) at java.lang.VMClassLoader.defineClass(libgcj.so.7rh) at java.lang.ClassLoader.defineClass(libgcj.so.7rh) at java.security.SecureClassLoader.defineClass(libgcj.so.7rh) at java.net.URLClassLoader.findClass(libgcj.so.7rh) at java.lang.ClassLoader.loadClass(libgcj.so.7rh) at java.lang.ClassLoader.loadClass(libgcj.so.7rh) at gnu.java.lang.MainThread.run(libgcj.so.7rh)   Cause: Expected version of java executable is not exists in PATH variable.   Solution: => Set JDK 1.6_u30 in PATH vriable and rerun the command it should execute without any errors => If java 1.6_uxx is not preset in your OS then please download and install it. ...