A PHP Error was encountered

Severity: Notice

Message: Undefined index: arr_preguntas

Filename: controllers/Examenes.php

Line Number: 158

Backtrace:

File: /home/ra7411/public_html/application/controllers/Examenes.php
Line: 158
Function: _error_handler

File: /home/ra7411/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: count(): Parameter must be an array or an object that implements Countable

Filename: controllers/Examenes.php

Line Number: 158

Backtrace:

File: /home/ra7411/public_html/application/controllers/Examenes.php
Line: 158
Function: _error_handler

File: /home/ra7411/public_html/index.php
Line: 315
Function: require_once

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