HTTPStatusCode: http.StatusBadRequest,
	},
	ErrOverlappingConfigs: {
		Code:           "InvalidArgument",
		Description:    "Configurations overlap. Configurations on the same bucket cannot share a common event type.",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrUnsupportedNotification: {
		Code:           "UnsupportedNotification",

	}

	// We did not find it, add it.
	return x.addVersion(ventry)
}

func (x *xlMetaV2) SharedDataDirCount(versionID [16]byte, dataDir [16]byte) int {
	// v2 object is inlined, if it is skip dataDir share check.
	if x.data.entries() > 0 && x.data.find(uuid.UUID(versionID).String()) != nil {
		return 0
	}
	var sameDataDirCount int
	var decoded xlMetaDataDirDecoder
	for _, version := range x.versions {