Error! :(

[Mertezaker]

Помогите разобраться!
Распаковываю патч а мне выдает!
NSIS Error
the installer you are trying to use is corrupted or incomplite
This could be the result of a damaged disk, a failed download or a virus.

You may want contact the author of this installer to obtain a new copy.

It may be possible to skip this check using the /NCRC command line switch
(NOT RECOMMENDED).