This works about 40% of the time. Creating symbolic links requires elevated privileges on Windows.
: Go to /Library/Application Support/Soundtoys and delete the Soundtoys 5 folder .
If the root folder is corrupted, the most reliable path forward is a deep clean of the existing files. For Mac Users: This works about 40% of the time
To make sure your files are routing correctly, cross-reference your system folders with the official Soundtoys Installation Path Guidelines for 64-bit modern systems: Default Windows OS Path Default macOS Path C:\Users\Public\Public Documents\Soundtoys\Soundtoys 5 /Users/Shared/Soundtoys/Soundtoys 5 VST3 Plugins C:\Program Files\Common Files\VST3\Soundtoys /Library/Audio/Plug-Ins/VST3/Soundtoys VST2 Plugins C:\Program Files\VSTPlugins\Soundtoys /Library/Audio/Plug-Ins/VST/Soundtoys AAX Plugins C:\Program Files\Common Files\Avid\Audio\Plug-Ins\Soundtoys /Library/Application Support/Avid/Audio/Plug-Ins/Soundtoys Clean Installation Protocol
: Right-click the Soundtoys installer and select Run as Administrator . If the root folder is corrupted, the most
: Manually delete any existing Soundtoys folders in your VST/AAX plugin paths before reinstalling .
Soundtoys support is excellent, but you need to provide them the right information to speed up the fix. Soundtoys support is excellent, but you need to
The error message typically occurs when the Soundtoys 5 bundle installer or plugin framework cannot access, create, or write to its mandatory directory paths due to Windows directory storage modifications, strict user account permissions, or broken administrative privileges . Soundtoys explicitly states that their plugins do not support custom preset paths or symbolic folder linking. If the installer or Digital Audio Workstation (DAW) cannot establish the exact default root structure, the installation fails or the plugin crashes upon launch. Root Causes of the Error