title: unable to run sqldeveloper on debian
body: <p>I have installed jdk1.6.0_21 and sqldeveloper(using alien) on debian(lenny). Now when I run sqldeveloper it asks for J2SE installation path, after I type the jdk path it exits with the below error message.</p>
  
  <pre><code>Oracle SQL Developer
   Copyright (c) 2008, Oracle. All rights reserved.  
  
  Type the full pathname of a J2SE installation (or Ctrl-C to quit), the path will be stored in ~/.sqldeveloper/jdk
  /usr/java/jdk1.6.0_21
  /opt/sqldeveloper/sqldeveloper/bin/../../ide/bin/launcher.sh: line 430: /root/.sqldeveloper/jdk: No such file or directory
  Error occurred during initialization of VM
  java/lang/NoClassDefFoundError: java/lang/Object
  Error: SQL Developer can't recognize the JDK version
  </code></pre>