Hard to say. I followed the procedure noted in my last post and got BITS functional, but not loading (prior to that, it would not even attempt to load). I didn't run the full set of fixes prior to, but only ran the fixes that I thought would have a bearing on the problem, and that failed. I can't say for sure that your software was the entire fix, or whether it was a combination of my fiddling and your software.
Have you had any other experience with %%1920 errors?