A PHP Error was encountered
Severity: 8192
Message: explode(): Passing null to parameter #2 ($string) of type string is deprecated
Filename: model/Uczelnia.class.php
Line Number: 148
A PHP Error was encountered
Severity: Warning
Message: Undefined array key ""
Filename: model/Uczelnia.class.php
Line Number: 153
A PHP Error was encountered
Severity: 8192
Message: explode(): Passing null to parameter #2 ($string) of type string is deprecated
Filename: model/Uczelnia.class.php
Line Number: 157
A PHP Error was encountered
Severity: Warning
Message: Undefined array key ""
Filename: model/Uczelnia.class.php
Line Number: 161
Fatal error: Uncaught Error: Cannot use object of type LinkPowrotny as array in /var/www/otouczelnie/test/application/helpers/naglowek_helper.php:17
Stack trace:
#0 /var/www/otouczelnie/test/themes/modern/smarty_templates/compile/442db98e0aaeabaa18d0011f2712c3135c9ef67b_0.file.miasto_dzial_kierunek_studiow.tpl.php(71): rysuj_naglowek_backlink()
#1 /var/www/otouczelnie/test/application/vendor/smarty/smarty/libs/sysplugins/smarty_internal_runtime_inheritance.php(248): Block_1749621306694935be349b87_46780614->callBlock()
#2 /var/www/otouczelnie/test/application/vendor/smarty/smarty/libs/sysplugins/smarty_internal_runtime_inheritance.php(184): Smarty_Internal_Runtime_Inheritance->callBlock()
#3 /var/www/otouczelnie/test/application/vendor/smarty/smarty/libs/sysplugins/smarty_internal_runtime_inheritance.php(186): Smarty_Internal_Runtime_Inheritance->process()
#4 /var/www/otouczelnie/test/application/vendor/smarty/smarty/libs/sysplugins/smarty_internal_runtime_inheritance.php(156): Smarty_Internal_Runtime_Inheritance->process()
#5 /var/www/otouczelnie/test/themes/modern/smarty_templates/compile/112edd31760947ca951c651abcc12239949297c9_0.file.main.tpl.php(68): Smarty_Internal_Runtime_Inheritance->instanceBlock()
#6 /var/www/otouczelnie/test/application/vendor/smarty/smarty/libs/sysplugins/smarty_template_resource_base.php(123): content_6919b86009daa6_94507288()
#7 /var/www/otouczelnie/test/application/vendor/smarty/smarty/libs/sysplugins/smarty_template_compiled.php(114): Smarty_Template_Resource_Base->getRenderedTemplateCode()
#8 /var/www/otouczelnie/test/application/vendor/smarty/smarty/libs/sysplugins/smarty_internal_template.php(217): Smarty_Template_Compiled->render()
#9 /var/www/otouczelnie/test/application/vendor/smarty/smarty/libs/sysplugins/smarty_internal_template.php(386): Smarty_Internal_Template->render()
#10 /var/www/otouczelnie/test/application/vendor/smarty/smarty/libs/sysplugins/smarty_internal_runtime_inheritance.php(115): Smarty_Internal_Template->_subTemplateRender()
#11 /var/www/otouczelnie/test/themes/modern/smarty_templates/compile/442db98e0aaeabaa18d0011f2712c3135c9ef67b_0.file.miasto_dzial_kierunek_studiow.tpl.php(46): Smarty_Internal_Runtime_Inheritance->endChild()
#12 /var/www/otouczelnie/test/application/vendor/smarty/smarty/libs/sysplugins/smarty_template_resource_base.php(123): content_694935be37eae8_69708881()
#13 /var/www/otouczelnie/test/application/vendor/smarty/smarty/libs/sysplugins/smarty_template_compiled.php(114): Smarty_Template_Resource_Base->getRenderedTemplateCode()
#14 /var/www/otouczelnie/test/application/vendor/smarty/smarty/libs/sysplugins/smarty_internal_template.php(217): Smarty_Template_Compiled->render()
#15 /var/www/otouczelnie/test/application/vendor/smarty/smarty/libs/sysplugins/smarty_internal_templatebase.php(238): Smarty_Internal_Template->render()
#16 /var/www/otouczelnie/test/application/vendor/smarty/smarty/libs/sysplugins/smarty_internal_templatebase.php(134): Smarty_Internal_TemplateBase->_execute()
#17 /var/www/otouczelnie/test/application/libraries/SmartyWrapper.php(30): Smarty_Internal_TemplateBase->display()
#18 /var/www/otouczelnie/test/application/core/MY_SmartyController.php(130): SmartyWrapper->display()
#19 /var/www/otouczelnie/test/application/modules/miasto_dzial/controllers/miasto_dzial.php(3416): MY_SmartyController->display()
#20 /var/www/otouczelnie/test/application/modules/miasto_dzial/controllers/miasto_dzial.php(2771): Miasto_dzial->display_view()
#21 /var/www/otouczelnie/test/application/modules/miasto_dzial/controllers/miasto_dzial.php(575): Miasto_dzial->_miasto_dzial_kierunki()
#22 /var/www/otouczelnie/test/application/modules/artykul/controllers/artykul.php(3546): Miasto_dzial->miasto_dzial()
#23 /var/www/otouczelnie/test/system/core/CodeIgniter.php(359): artykul->miasto_dzial()
#24 /var/www/otouczelnie/test/index.php(238): require_once('...')
#25 {main}
thrown in /var/www/otouczelnie/test/application/helpers/naglowek_helper.php on line 17