# ERROR: The requested URL could not be retrieved

## Sorry ... The requested URL could not be retrieved

> While trying to retrieve the URL: %U

> The following error was encountered:

> - Unable to forward this request at this time.

> This request could not be forwarded to the origin server or to any parent caches. The most likely cause for this error is that:

> - The cache administrator does not allow this cache to make direct connections to origin servers, and
> - All configured parent caches are currently unreachable.

> Your cache administrator is %w.