> On Mar 8, 2018, at 9:25 AM, luistkd4 <miguel_flores_san...@hotmail.com> wrote: > > When I try make a stress test I can send many message but in certain moment > I have this error: > > Mar 8 11:06:22 UBMSASENDWEB01 postfix/smtp[5589]: warning: 5D8EC1400CC: > *smtp_sasl_password_maps lookup error* > > What can be this?
It is a lookup error in the MySQL database. No further information is available from what you posted. Everything else is a consequence of the lookup error. -- Viktor.