I didnt reboot before, just did now I get message that sais

"Unable to use midi output driver. microsoft midi mapper driver is installed properly but being used by another program "

never got this one before. Only other audio programs I have is Guitar rig pro & audacity.

using windows 7 (i was using xp before)
2010 version of biab
i got all files on my hard drive (was using ultra pak hard drive before)

I changed laptops I was using , so I have different operating system