CodeWorksforAndroid-1R7u1-windows Problem

hi guys im getting bigs buggs, can not install the CodeWorksforAndroid
the frist time worked well, then i change discovery becouse of less mamory on C and its beggin to give me errors to unreal packing with cmd
so i try do unistall it completly but but now i can not enymore install it i get “Error occurs during installation. Return Code : 1”
pls help i’m getting crazy