A PHP Error was encountered

Severity: Notice

Message: Undefined property: aritmetica::$Restricciones

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /homepages/33/d349327298/htdocs/otraeducacion/matematicas/application/models/Problema.php
Line: 486
Function: __get

File: /homepages/33/d349327298/htdocs/otraeducacion/matematicas/application/libraries/profesor_virtual/AritmeticaBasica.php
Line: 26
Function: getProblema

File: /homepages/33/d349327298/htdocs/otraeducacion/matematicas/application/controllers/Aritmetica.php
Line: 245
Function: getOperacionTexto

File: /homepages/33/d349327298/htdocs/otraeducacion/matematicas/application/controllers/Aritmetica.php
Line: 141
Function: _getProblemasDeTexto

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:

An uncaught Exception was encountered

Type: Error

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

Filename: /homepages/33/d349327298/htdocs/otraeducacion/matematicas/application/models/Problema.php

Line Number: 486

Backtrace:

File: /homepages/33/d349327298/htdocs/otraeducacion/matematicas/application/libraries/profesor_virtual/AritmeticaBasica.php
Line: 26
Function: getProblema

File: /homepages/33/d349327298/htdocs/otraeducacion/matematicas/application/controllers/Aritmetica.php
Line: 245
Function: getOperacionTexto

File: /homepages/33/d349327298/htdocs/otraeducacion/matematicas/application/controllers/Aritmetica.php
Line: 141
Function: _getProblemasDeTexto

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