MODX JAPAN

度々すみません。
前回の対応後、また別のエラーがありました。
エラーの起きたファイルは異なっています。

« PHP Parse Error »
PHP error debug
Error : Cannot modify header information - headers already sent by (output started at /home/***/public_html/manager/processors/login.processor.functions.php:136)
ErrorType[num] : WARNING[2]
File : /home/*****/public_html/manager/processors/login.processor.functions.php
Line : 17
Source : header('Content-Type: text/html; charset=UTF-8');
LastQuery : SELECT mu.*, ua.* FROM `****`.`modx_manager_users` mu LEFT JOIN `****`.`modx_user_attributes` ua ON ua.internalKey=mu.id WHERE BINARY mu.username='NULL'
Basic info
REQUEST_URI : /manager/processors/login.processor.php
Referer : https://****/manager/processors/login.processor.php
User Agent : Mozilla/5.0 (Windows NT 6.2; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2769.61 Safari/537.36
IP : 109.68.79.175
Benchmarks
MySQL : 0.0019 s (3 Requests)
PHP : 0.0131 s
Total : 0.0149 s
Memory : 1.23 MB

Backtrace

1 isBlockedUser()
manager/processors/login.processor.php on line 29
2 user()
manager/processors/login.processor.functions.php on line 195
3 jsAlert()
manager/processors/login.processor.functions.php on line 165
4 header()
manager/processors/login.processor.functions.php on line 17