A PHP Error was encountered

Severity: Warning

Message: implode(): Invalid arguments passed

Filename: models/Modelstats.php

Line Number: 93

Backtrace:

File: /var/www/arganil/edu/application/models/Modelstats.php
Line: 93
Function: implode

File: /var/www/arganil/edu/application/controllers/Controls.php
Line: 224
Function: getEvolucaoDemo_freg

File: /var/www/arganil/edu/index.php
Line: 292
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Undefined offset: 1

Filename: models/Modelstats.php

Line Number: 101

Backtrace:

File: /var/www/arganil/edu/application/models/Modelstats.php
Line: 101
Function: _error_handler

File: /var/www/arganil/edu/application/controllers/Controls.php
Line: 224
Function: getEvolucaoDemo_freg

File: /var/www/arganil/edu/index.php
Line: 292
Function: require_once