How To Remove html tags from validation_errors() in Codeigniter
Remove html tags from validation_errors() in Codeigniter
Set the Opening tag and Closing Tags for error validation blank or anything you want to use.
//Forn Validation Error Html Tags removing.
$this->form_validation->set_error_delimiters('','');
Or
$this->form_validation->set_error_delimiters('<span>','</span>');