AUTHENTICATE PLAIN: LOGIN DENIED -- TOO MANY FAILURES

[mukeshre]

Getting Error Only One Mail id But Other is working fine if I delete this mail and again recreate also getting same error

IMAP Error: Login failed for [email protected] against localhost from 1.23.82.97. AUTHENTICATE PLAIN: LOGIN DENIED -- TOO MANY FAILURES in /usr/local/cpanel/base/3rdparty/roundcube/program/lib/Roundcube/rcube_imap.php on line 200 (POST /cpsess9814364164/3rdparty/roundcube/index.php?_task=mail&_action=refresh)