При выполнении скрипта возникла ошибка. Включить расширенный вывод ошибок можно в файле настроек <a href='https://dev.1c-bitrix.ru/learning/course/index.php?COURSE_ID=43&LESSON_ID=2795'>.settings.php</a><br />
<b>Fatal error</b>:  Uncaught Bitrix\Main\DB\ConnectionException: Mysql connect error [localhost]: (2002) Connection refused in /home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:65
Stack trace:
#0 /home/bitrix/www/bitrix/modules/main/lib/db/mysqlcommonconnection.php(130): Bitrix\Main\DB\MysqliConnection-&gt;connectInternal()
#1 /home/bitrix/www/bitrix/modules/main/lib/db/connection.php(715): Bitrix\Main\DB\MysqlCommonConnection-&gt;getTableFields('b_sec_session')
#2 /home/bitrix/www/bitrix/modules/main/lib/db/sqlhelper.php(387): Bitrix\Main\DB\Connection-&gt;getTableField('b_sec_session', 'SESSION_ID')
#3 /home/bitrix/www/bitrix/modules/main/lib/entity/datamanager.php(918): Bitrix\Main\DB\SqlHelper-&gt;prepareAssignment('b_sec_session', 'SESSION_ID', 'l0beLehZvkRYAm4...')
#4 /home/bitrix/www/bitrix/modules/security/classes/general/session_db.php(92): Bitrix\Main\Entity\DataManager::delete(Array)
#5 [internal function]: CSecuritySessionDB::write('l0beLehZvkRYAm4...', '')
#6 [internal function]: session_write_close()
#7 {main}
  in <b>/home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php</b> on line <b>65</b><br />