If you require help using Audacity, please post on the forum board relevant to your operating system:
Dave666 (the original poster) has not visited this forum since February, so I doubt that he will see your well wishes.
The post date is shown near the top left of each post.
I wrote that knowing that there would be quite a few others struggling with a similar problem and reading here.
To be honest my reply was for ANYONE and not just Dave666 attempting to remove the vocals from musical tracks.