HTTPStatusCode: http.StatusBadRequest,
	},
	ErrInvalidPrefixMarker: {
		Code:           "InvalidPrefixMarker",
		Description:    "Invalid marker prefix combination",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrBadRequest: {
		Code:           "BadRequest",
		Description:    "400 BadRequest",
		HTTPStatusCode: http.StatusBadRequest,
	},

		return
	}

	if maxUploads < 0 {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidMaxUploads), r.URL)
		return
	}

	if keyMarker != "" {
		// Marker not common with prefix is not implemented.
		if !HasPrefix(keyMarker, prefix) {
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrNotImplemented), r.URL)
			return
		}
	}