Pogreška

Otkrivena je programerska pogreška, mora ju ispraviti programer: page layout file [dirroot]/theme/professional_trainings/layout/drawers.php does not contain the main content placeholder, please include "<?php echo $OUTPUT->main_content() ?>" in theme layout file.
Debug info:
Error code: codingerror
Stack trace:
  • line 1415 of /lib/outputrenderers.php: coding_exception thrown
  • line 170 of /mod/forum/view.php: call to core_renderer->header()