I have an issue with the pipe stroke/fill color animation; color animation works well with the tag binding. However, those animations do not always work. I'm not sure what's causing this. when we attempt to delete the browser history and it works for sometime and then it stops working again.
With the amount of information you gave, all anyone could do is guess, and I doubt anyone will take the time to guess for you.
There are a lot of helpful people on this forum, but most will say the same thing... if you want help please take the time to give as much information as possible.