downloading maps

[Darkrite]

I downloaded mapfiend_ALL when I was in a rush so was not watching maps I copyed it on to mine it wiped my maps out there are 56 map files with 0kb and about 200 with only 1kb then some with only 2kb,I need to find what I am doing wrong to fix this cant use most of my maps now, any help ?
like apprentice_2 ,arttest_2, aviak_2