i need help to fix my w810.

i tried to flash it with setool bur something went wrong.
when i tried do "make gdfs" i stoped working , the setool stoped with patchign process and it said that it couldeny open somekinde of a file in setool , some rest file.
i looked up some tutorials on how to make a rest file but it didn't wotk att all.
does anyone know how to fix that problem ? my phone wont start att all, and it doesent either work on just unlock/fix problem, i tried also with xs++. Cant get it to work.