Troubleshooting the ArcGIS Desktop installation

If you receive an “Internal error, Install aborted” or "Corrupt Install" message when starting setup

Ensure that a TEMP variable is set to a valid folder where you have write access and space available.

If you receive an error message upon hitting Next on the final installation dialog box

Verify that all your System Variables are set to a valid value. An empty system variable will cause the installation to fail. To check your system variables, go to Start > Settings > Control Panel > System and choose the Environment tab.

For Windows 7, to check your system variables, go to Start > Settings > Control Panel > System and choose the Environment tab.

If you receive customcalla errors during installation.

The setup must be installed by a user with administrative privileges, or it must be a managed installation provided to a nonadministrative user by setup deployment environments such as Active Directory or SMS.

The Windows Installer requires the System account to have full control of the system drive and the target drive.