If you are having problems with a Windows Installer .MSI installation, you can enable Windows Installer logging:
1. Copy / Paste the following to a MSILOG.REG file:
2. Merge the MSILOG.REG file with your registry, or run regedit /s MSILOG.REG.
3. Rerun the problem installation.
NOTE: To avoid a performance hit, when you are finished troubleshooting, delete the Logging Value Name.
NOTE: The log file will be located in your Temp folder, have a name that starts with MSI, and have a .log extension.
NOTE: What does voicewarmup mean?
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 logNOTE: see How do I manage Windows Installer local policies by using the registry?