KB4195: Veeam product installer fails with "Failed to execute ...
www.veeam.com › kb4195Aug 06, 2021 · Alternatively, temporarily disable security software or server hardening until the installation is complete to prevent interactions that may cause the Veeam installer to fail. Note: Some customers have advised Veeam Support that this issue persists after disabling their third-party security software and that they had to uninstall their security software temporarily.
KB4195: Veeam product installer fails with "Failed to ...
https://www.veeam.com/kb419506.08.2021 · When attempting to install or upgrade a Veeam product, the installer fails with the following error: Failed to execute setup extensions. Cause This issue is related to security software (antivirus/antimalware) or system hardening on the machine preventing access to or execution of files within the %localappdata%\Temp\ folder.