You can customize which fields you want in the access log format but you must have the following 3 fields:
The custom log format that did not work in Reporter 9 was missing cs-uri-scheme. Here is the access log format that was giving Reporter 9 problems:
date time c-ip sc-bytes time-taken s-action r-ip sc-status rs-status rs-bytes cs-bytes cs-auth-type cs-username sc-filter-category sc-filter-result cs-method cs-host cs-version sr-bytes cs-uri cs(Referer) rs(Content-Type) cs(User-Agent) cs(Cookie)
The problem was resolved when manually adding cs-uri-scheme to the end of these fields and adding the data in each log line for cs-uri-scheme.
To ensure that all Reports to work properly, Bluecoat recomends that all required fields, mentioned in this article, are in place: