Toolkit Documentationx86enusmsi [better] Site

| Pitfall | Symptom | Fix | |---------|---------|-----| | Missing Win64="no" | File writes to C:\Program Files (not (x86) ) | Explicitly set Win64="no" on all components | | 64-bit custom action | MSI fails with "bad image" error | Compile CA as 32-bit; use msidbCustomActionType64Bit = 0 | | Using System64Folder property | Installer looks for C:\Windows\System32 on x64 host | Use SystemFolder (maps correctly for 32-bit) | | Registry key under HKLM\SOFTWARE\Wow6432Node manually | Access ignored on pure x86 Windows | Use HKLM\SOFTWARE\MyApp ; Windows handles redirection |

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: Include a dedicated "Notes for x86 on x64 Systems" appendix in your toolkit docs. | Pitfall | Symptom | Fix | |---------|---------|-----|

The build script detected the new file presence. The error cleared. The cursor blinked, processing. The build script detected the new file presence