Error: x64.exe not a valid Win32 application


This article applies to:
  • Platform(s): Windows 2000 ,  Windows XP ,  Vista ,  Windows 2003
  • Browser(s): Internet Explorer 6.x ,  Internet Explorer 7.x ,  Mozilla 1.4+ ,  Firefox
  • Java version(s): 6.0

SYMPTOMS

While trying to install Java a user gets an error message similar to:
' ... x64.exe not a valid Win32 application'

x64 exe dialog

CAUSE

The error message is a result of trying to install a 64-bit version of Java on a 32-bit operating system.
SOLUTION

User needs to install a 32-bit version of Java software, since a 64-bit version is not compatible with their 32-bit operating system.

Follow these steps to download 32-bit Java
  1. Go to Manual download
  2. Click Windows XP/Vista/2000/2003/2008 Online.
  3. The File Download dialog box appears.
  4. Choose the folder location.
  5. (Save the file to a known location on your computer, for example, to your desktop).
  6. Click Save.
  7. Close all applications including the browser.
  8. Double-click on the saved file icon to start the installation process.