Fortimir

I don't know how no one else seems to have problems. I followed instructions to the letter, and there were problems in syntax from the get go. I had to remove a comma in general.php... i was asked insert customers_fax into an array, but not create a database entry for it. I fixed those, but now when I try to upload .IIF, I get: ALSO, when I try to make a custom field, I get: What's going on?