The installer can return the following error codes:
Installation Canceled by User:
Return Code: 2
Description: The user canceled the installation manually.
Application Already Exists:
Return Code
...
Reason
...
0
...
installation successful
...
1
...
Error in installation
...
2
...
: 5
Description: An existing version of the application was detected.
Installation Already in Progress:
Return Code: 6
Description: Another installation process is currently running.
Disk Space is Full:
Return Code: 7
Description: Insufficient disk space to complete installation.
Reboot Required:
Return Code: 4
Description: The installation completed, but a reboot is required to finalize the setup.
Network Failure:
Return Code: 8
Description: Network failure prevented the installation from completing.
Package Rejected During Installation:
Return Code: 9
Description: The installation package was rejected (could be due to security settings, corruption, etc.).
Installation Successful:
Return Code: 0
Description: The installation completed successfully without any issues.