title: 64-bit JDK configuration in Eclipse JUNO
body: <p>What is it missing in my <code>eclipse.ini</code>. I tried reference from <a href="http://wiki.eclipse.org/Eclipse.ini" rel="nofollow">wiki.eclipse.org</a></p>
  
  <p>My environment is</p>
  
  <ul>
  <li>64-bit Window 7</li>
  <li>64-bit JDK (C:\Program Files\Java\jdk1.6.0_23\bin\javaw.exe)</li>
  <li>eclipse version=4.2.0 </li>
  </ul>
  
  <p><code>Eclipse JUNO</code> </p>
  
  <p>Error</p>
  
  <pre><code>Java was started but returned exit code=13
  C:\Program Files\Java\jdk1.6.0_23\bin\javaw.exe
  -Dosgi.requiredJavaVersion=1.5
  -Dhelp.lucene.tokenizer=standard
  -Xms512m
  -Xmx1024m
  -XX:MaxPermSize=512M
  -jar D:\java\eclipse\\plugins/org.eclipse.equinox.launcher_1.3.0.v20120522-1813.jar
  -os win32
  -ws win32
  -arch x86
  -showsplash D:\java\eclipse\\plugins\org.eclipse.platform_4.2.1.v201209141800\splash.bmp
  -launcher D:\java\eclipse\eclipse.exe
  -name Eclipse
  --launcher.library D:\java\eclipse\\plugins/org.eclipse.equinox.launcher.win32.win32.x86_1.1.200.v20120522-1813\eclipse_1503.dll
  -startup D:\java\eclipse\\plugins/org.eclipse.equinox.launcher_1.3.0.v20120522-1813.jar
  --launcher.overrideVmargs
  -exitdata 139c_80
  -product org.eclipse.epp.package.jee.product
  -vm C:\Program Files\Java\jdk1.6.0_23\bin\javaw.exe
  -vmargs
  -Dosgi.requiredJavaVersion=1.5
  -Dhelp.lucene.tokenizer=standard
  -Xms512m
  -Xmx1024m
  -XX:MaxPermSize=512M
  -jar D:\java\eclipse\\plugins/org.eclipse.equinox.launcher_1.3.0.v20120522-1813.jar 
  </code></pre>
  
  <p>eclipse.ini</p>
  
  <pre><code>-startup
  plugins/org.eclipse.equinox.launcher_1.3.0.v20120522-1813.jar
  --launcher.library
  plugins/org.eclipse.equinox.launcher.win32.win32.x86_1.1.200.v20120522-1813
  -showsplash
  org.eclipse.platform
  --launcher.XXMaxPermSize 
  512m
  --launcher.defaultAction 
  openFile
  -product 
  org.eclipse.epp.package.jee.product
  --launcher.defaultAction 
  openFile
  --launcher.XXMaxPermSize 
  512M
  -vm
  C:\Program Files\Java\jdk1.6.0_23\bin\javaw.exe
  -vmargs
  -Dosgi.requiredJavaVersion=1.5
  -Dhelp.lucene.tokenizer=standard
  -Xms512m
  -Xmx1024m
  </code></pre>