If you have SSH access you can run the following which will disable it:
/scripts/autorepair disable_attractaOtherwise simply renaming the public_html/.fastinclude file to public_html/.fastinclude.old will do as well.
/scripts/autorepair disable_attractaOtherwise simply renaming the public_html/.fastinclude file to public_html/.fastinclude.old will do as well.