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/%E6%95%B8%E6%93%9A%E5%88%86%E6%9E%90%E4%B8%8D%E6%98%AF%E5%80%8B%E4%BA%8B/r%E7%9A%84%E5%9F%BA%E7%A4%8E%E5%8F%8A%E9%80%B2%E9%9A%8E%E8%B3%87%E6%96%99%E8%A6%96%E8%A6%BA%E5%8C%96%E5%8A%9F%E8%83%BD%E5%8C%85%E4%BB%8B%E7%B4%B9-18c0dde4528d

是否確定要離開？