A PHP Error was encountered

Severity: Notice

Message: Undefined property: problemas::$Ecuaciones

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /homepages/33/d349327298/htdocs/otraeducacion/matematicas/application/models/Problema.php
Line: 533
Function: __get

File: /homepages/33/d349327298/htdocs/otraeducacion/matematicas/application/models/Problema.php
Line: 15
Function: getFamilias

File: /homepages/33/d349327298/htdocs/otraeducacion/matematicas/application/controllers/Problemas.php
Line: 252
Function: generarVarios

File: /homepages/33/d349327298/htdocs/otraeducacion/matematicas/index.php
Line: 317
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /homepages/33/d349327298/htdocs/otraeducacion/matematicas/system/core/Exceptions.php:271)

Filename: core/Common.php

Line Number: 564

Backtrace:

A PHP Error was encountered

Severity: Error

Message: Call to a member function getInternas() on null

Filename: models/Problema.php

Line Number: 533

Backtrace: