Severity: Notice
Message: Trying to access array offset on value of type null
Filename: models/Acg_model.php
Line Number: 646
Backtrace:
File: /home/uniform/html/unimap2/ci/application/models/Acg_model.php
Line: 646
Function: _error_handler
File: /home/uniform/html/unimap2/ci/application/controllers/Acg.php
Line: 296
Function: get_acg_unit_cha_list
File: /home/uniform/html/unimap2/index.php
Line: 315
Function: require_once
