The error message "Cannot create Soundtoys version root folder at..." typically occurs when the installer or plugin lacks the necessary permissions to write to the default preset or application support directories. Troubleshooting Steps
Uninstall: Use the official Soundtoys uninstaller if available. The error message "Cannot create Soundtoys version root
: Fully uninstall the bundle, reboot, and then run the installer with Administrator rights to ensure it has the authority to create folders in C:\Users\Public\Documents\ Clean Reinstallation Uninstall all Soundtoys plugins via the Soundtoys Utilities or Windows "Add or Remove Programs". Manually delete any remaining folders at: C:\Users\Public\Documents\Soundtoys Reinstall using the latest version from your Soundtoys Account Root Cause Analysis Permission Blocks Delete it completely Then re-run the installer as admin
If the folder structure is corrupted, a fresh start is often the fastest fix. Ensure the following "root" locations exist and have
Ensure the following "root" locations exist and have "Full Control" permissions for your user account: Presets (Windows) C:\Users\Public\Documents\Soundtoys\Soundtoys 5 Presets (Mac) /Users/Shared/Soundtoys/Soundtoys 5 Application Data C:\Program Files\Soundtoys If these steps fail, try the Soundtoys Knowledge Base for a fresh installer download or to check for known compatibility issues with your specific OS version.
Right-click your DAW (Ableton, FL Studio, Pro Tools) and select "Run as Administrator."
Once you have successfully installed Soundtoys 5, prevent this error from recurring by: