if u download iball flash file in google search like xda fimware ..and select in sp tool file say incorrect scatter file formate problem, today i have same problem, i will try all sp tool version but file say incorrect scatter file formate...Dontworry i found solotion download
BirdA flash tool
here is link
iball fimwareTools - Download - 4shared - Amit Sharma
bro..
Amit sharma