VisualBoyAdvance-M

I've downloaded the latest version of VBA-M in the hopes to use the better filters that VBA is, from what i can tell, is missing.   When trying to start the program, an error stating the following:   "The program can't start because d3dx9_41.dll is missing from your computer. Try reinstalling...

When I turn Autofire on for the B button and I hold "Alt+2" sometimes it works and sometimes it works for about 5 seconds and stops working. If i play around with it, turning it off and on a few times, it might start working again.   Another small problem is that when i turn the option on...