Windows includes a registry-activated logging services to help diagnose Windows Installer issues. This article describes how to enable this logging service.
Open the registry with Regedt32.exe and create the following path and keys:
HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Installer
Reg_SZ: Logging
Value: voicewarmup
The letters in the value field can be in any order. Each letter turns on a different logging mode. Each letter's actual function is as follows for MSI version 1.1:
v - Verbose output
o - Out-of-disk-space messages
i - Status messages
c - Initial UI parameters
e - All error messages
w - Non-fatal warnings
a - Start up of actions
r - Action-specific records
m - Out-of-memory or fatal exit information
u - User requests
p - Terminal properties
+ - Append to existing file
! - Flush each line to the log
"*" - Wildcard, log all information except for the v option. To include the v option, specify "/l*v".
Once activated, the log files that are generated may be found in your %TEMP% directory.