title: IBM HeapAnalyzer wont open
body: <p>I downloaded IBM Support Assistance Workbench, Installed HeapAnalyzer 4.5.4.  When I try and start the HeapAnalyzer tool I get this error:</p>
  
  <pre><code>Cannot Launch HeapAnalyzer - Could not find the main class: com.ibm.jinwoo.heap.HeapAnalyzer
  Today 8:22 AM | Tags: heapanalyzer, installation, run
   Unanswered question This question has not been answered yet.
  I cannot seem to launch HeapAnalyzer
  
  C:\Software\IBMHeapAnalyzer&gt;java -Xmx1g -jar ha454.jar
  Exception in thread "main" java.lang.UnsupportedClassVersionError: com/ibm/jinwoo/heap/HeapAnalyzer : Unsupported major.minor version 51.0
          at java.lang.ClassLoader.defineClass1(Native Method)
          at java.lang.ClassLoader.defineClassCond(Unknown Source)
          at java.lang.ClassLoader.defineClass(Unknown Source)
          at java.security.SecureClassLoader.defineClass(Unknown Source)
          at java.net.URLClassLoader.defineClass(Unknown Source)
          at java.net.URLClassLoader.access$000(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)
  Could not find the main class: com.ibm.jinwoo.heap.HeapAnalyzer. Program will exit.
  </code></pre>
  
  <p>Has anyone else experienced this and know how to fix it?</p>