keep hitting New Posts, because this is a HUGE discussion on here. Go to the search and type in transmission and you will find the reading material.
Yes my friend. you are not the only one that has/is having this problem.
Unfortunately, a few have had it. Not a large percentage but enough that it shows up once in a while. Rebuilding it with new gears and shift forks fixes it. Some have had the gears undercut which also helps a lot.