The log file contains this:
When Windows Installer doesn't display the installation's UI, it also doesn't provide the UAC dialogs or elevate. To resolve the error, launch the installation silently from an elevated Command Prompt window. (Right-click the shortcut for the Command Prompt and then click Run as administrator. Then use the same command line to launch the setup.)MSI (s) (D0:38) [10:13:41:521]: Product: Snap Will -- Error 1925. You do not have sufficient privileges to complete this installation for all users of the machine. Log on as an administrator and then retry this installation.