Previous uninstallations may leave orphaned registry entries that confuse the new installer.
This comprehensive troubleshooting guide breaks down exactly why this folder creation failure happens on both Windows and macOS systems, alongside structured, step-by-step methods to permanently resolve it. Understanding the Core Cause of the Error
If you would like to pinpoint the issue further, let me know: cannot create soundtoys version root folder at soundtoys 5
: Ensure the plugins are installed to their default locations, as manual movement can break folder hierarchy:
This often grants the permission needed to create that elusive root folder. Perform a Clean Reinstall Perform a Clean Reinstall Automated cloud backup utilities
Automated cloud backup utilities like Microsoft OneDrive or iCloud Drive have hijacked the default "Documents" directory mapping, locking the folder while syncing or moving it out of local space.
This should be a last resort. Manually hunt down and delete every trace of SoundToys on your system: cannot create soundtoys version root folder at soundtoys 5
Understanding why this directory generation fails makes implementing the fix straightforward.