This was not fixed as promised.
Sorry, I am not sure what you mean. Have you installed build 614, and the fix is not working?
Or do you not have access to the pre-release forum? 614 is still on the pre-release forum, but here is a link to the installer:
Download build 614 update patch It should be made clear that the bug prevent Band-in-a-Box from loading
and saving plugins on tracks that were previously assigned a Hi-Q patch (just in case you are trying a song file made with a previous build - unfortunately it will not contain the plugins that you tried to save).