When loading a song with VST 2 plugins, Cantabile uses ID’s of saved plugins to determine which plugin should be reloaded. Normally this works perfectly fine but in some cases you might have two plugins with the same ID in which case a decision needs to be made as to which one to load.
This is a companion discussion topic for the original entry at https://www.cantabilesoftware.com/blog/improved-heuristic-for-selecting-which-plugin-to-load-9990202d9398/