Email configuration Error PS-1.7.3.3

[AFRIT]

hello everybody ;

before update my shop from 1.7.2.2 to 1.7.3.3  the email's configuration works fine and my web site receive & send emails correctly
but after do this update(1.7.3.3) i found this error message

 

 

Edited July 11, 2018 by AFRIT (see edit history)