App has been removed and the error continues.
#0 /home/ba/web/eletronicabr.com/public_html/system/Member/Member.php(153): IPS\_Session::i()
#1 /home/ba/web/eletronicabr.com/public_html/system/DateTime/DateTime.php(537): IPS\_Member::loggedIn()
#2 /home/ba/web/eletronicabr.com/public_html/system/DateTime/DateTime.php(501): IPS\_DateTime::determineLanguage(NULL)
#3 /home/ba/web/eletronicabr.com/public_html/system/Email/Email.php(746): IPS\_DateTime->format('Y-m-d')
#4 /home/ba/web/eletronicabr.com/public_html/system/Email/Email.php(673): IPS\_Email->_trackStatistics()
#5 [internal function]: IPS\_Email->send(Array, Array, Array, 'equipe@eletroni...', 'Eletr\xC3\xB4nicaBR.c...', Array)
#6 /home/ba/web/eletronicabr.com/public_html/init.php(588) : eval()'d code(130): call_user_func_array('parent::send', Array)
#7 /home/ba/web/eletronicabr.com/public_html/applications/emailrestrict/tasks/EmailRestrictions.php(175): IPS\emailrestrict_hook_email->send(Array, Array, Array, 'equipe@eletroni...', 'Eletr\xC3\xB4nicaBR.c...', Array)
#8 /home/ba/web/eletronicabr.com/public_html/system/Task/Task.php(356): IPS\emailrestrict\tasks\_EmailRestrictions->callback()
#9 /home/ba/web/eletronicabr.com/public_html/applications/emailrestrict/tasks/EmailRestrictions.php(40): IPS\_Task->runUntilTimeout(Array, '1')
#10 /home/ba/web/eletronicabr.com/public_html/system/Task/Task.php(255): IPS\emailrestrict\tasks\_EmailRestrictions->execute()
#11 /home/ba/web/eletronicabr.com/public_html/system/Task/Task.php(224): IPS\_Task->run()
#12 /home/ba/web/eletronicabr.com/public_html/applications/core/interface/task/task.php(62): IPS\_Task->runAndLog()
#13 {main}
Detail: In the test environment, the error does not appear. This error appears in the logs when there is mail in the queue for sending.