The application could not be installed because the AIR file is damaged. Try obtaining a new AIR file from the application author.
The .airappinstall.log file can reveal the specific issue. The Adobe AIR application installer could've found an instance of Adobe AIR or the Adobe AIR application on a mounted drive other than main drive. Time Machine (10.5.x) could have a backup of the application. Unmount drives other than main drive and retry installation.
It's possible that the Adobe AIR application didn't download from the website completely. Retry downloading the Adobe AIR application (the .air file).
You could receive an invalid signature verification log error if the certificate used to sign the Adobe AIR application has expired.
The AIR Installer states it is already installed, or requires AIR. Can't install AIR
This error can occur if the installer is in a different language (Korean).
Mac users experienced this error in 1.1. A corrupt locale list could be the cause. Try moving languages in your locale language list or adding a language. Mac OS rebuilds locale settings.
The user interface / window does not appear when running an Adobe AIR application, the Adobe AIR installer, or the Adobe AIR uninstaller.
Check the locale settings to see if Latin American Spanish (es-419) is in the list. Incorrect settings trigger an esoteric bug that can cause the behavior described in the Adobe AIR installer and uninstaller, and in some Adobe AIR applications.
The Adobe AIR installer doesn't display a window when launched.
This issue appears to be a conflict with an internal Webkit library. Follow these steps to work around this problem: