Troubleshoot: WebSphere Commerce Update Installer issues

If you encounter issues with the WebSphere Commerce Update Installer, refer to the following:

• Troubleshoot: Error when using the Update Installer
  If you encounter an error when installing a WebSphere Commerce fix pack or APAR, review this information to ensure you are using the correct Update Installer.

• Troubleshoot: Error encountered when running multiple WebSphere Commerce Update Installer processes at one time
  When using the WebSphere Commerce Update Installer to install a fix pack or APAR, you receive a INSTCONFFAILED message.

• Troubleshoot: Fix pack install fails during prerequisite check
  During the install of a fix pack, the install fails quickly with a INSTCONFFAILED message.