A PHP Error was encountered

Severity: Notice

Message: Trying to access array offset on value of type null

Filename: models/Site_model.php

Line Number: 233

Backtrace:

File: /var/www/html/KOL/voice/application/models/Site_model.php
Line: 233
Function: _error_handler

File: /var/www/html/KOL/voice/application/controllers/Exitpage.php
Line: 109
Function: get_keyword_cat

File: /var/www/html/KOL/voice/public/index.php
Line: 319
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Trying to access array offset on value of type null

Filename: models/Site_model.php

Line Number: 233

Backtrace:

File: /var/www/html/KOL/voice/application/models/Site_model.php
Line: 233
Function: _error_handler

File: /var/www/html/KOL/voice/application/controllers/Exitpage.php
Line: 110
Function: get_keyword_cat

File: /var/www/html/KOL/voice/public/index.php
Line: 319
Function: require_once

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並前往 https://medium.com/marketingdatascience/%E9%80%8F%E9%81%8E%E6%A9%9F%E5%99%A8%E5%AD%B8%E7%BF%92%E9%A0%90%E6%B8%AC%E8%82%A1%E5%B8%82%E6%BC%B2%E8%B7%8C-%E6%A8%A1%E5%9E%8B%E5%BB%BA%E6%A8%A1-%E9%99%84-python-%E7%A8%8B%E5%BC%8F%E7%A2%BC-e3c2bcfdb667

是否確定要離開？