haveAttributes = false;

                // This seems to be the only way to obtain a reliable (with respect to locking) file size here
                // It is more critical than other attributes because append mode depends on it.
                // We do only really care if we open for writing and not shared for writing

                log.debug("It appears we previously lost some credits");
            }

            if ( this.smb2 || this.getContext().getConfig().isUseSMB2OnlyNegotiation() ) {
                log.debug("Using SMB2 only negotiation");
                return negotiate2(null);
            }

            SmbComNegotiate comNeg = new SmbComNegotiate(getContext().getConfig(), this.signingEnforced);

                }
                catch ( Exception se ) {
                    log.debug("Session setup failed", se);
                    if ( this.connectionState.compareAndSet(1, 0) ) {
                        // only try to logoff if we have not completed the session setup, ignore errors from chained
                        // responses
                        logoff(true, true);
                    }
                    throw se;