Как исправить ошибку Trying to access array offset on value of type null in ......./administrator/components/com_k2/elements/base.php

{
                /*
                if (method_exists($this,'fetchElement')) { // BC
                   return $this->fetchElement($this->name, $this->value, $this->element, $this->options['control']);
                }
                return $this->fetchElementValue($this->name, $this->value, $this->element, $this->options['control']);
                */
   !ТУТ             return $this->fetchElement($this->name, $this->value, $this->element, $this->options['control']);**
            }
            public function getLabel()
            {
                if (method_exists($this, 'fetchTooltip')) { // BC
     !ТУТ                return $this->fetchTooltip($this->element['label'], $this->description, $this->element, $this->options['control'], $this->element['name'] = '');
                }
                /*
                if (method_exists($this, 'fetchElementName')) {
                    return $this->fetchElementName($this->element['label'], $this->description, $this->element, $this->options['control'], $this->element['name'] = '');
                }