octobercms/october · error · ApplicationException

backend::lang.model.not_found

Error message

backend::lang.model.not_found

What it means

Error "backend::lang.model.not_found" thrown in octobercms/october.

Source

Thrown at modules/backend/behaviors/relationcontroller/HasPivotMode.php:67

            return null;
        }

        $config->model = $this->relationModel;
        $config->arrayName = class_basename($this->relationModel);
        $config->context = $this->evalFormContext('pivot', !!$this->manageId);
        $config->alias = $this->alias . 'ManagePivotForm';

        $foreignKeyName = $this->relationModel->getQualifiedKeyName();

        // Incrementing pivot record
        if ($this->pivotId && ($pivotKey = $this->isPivotIncrementing())) {
            $this->pivotModel = $this->relationObject->wherePivot($pivotKey, $this->pivotId)->first();

            if ($this->pivotModel) {
                $config->model = $this->pivotModel;
            }
            else {
                throw new ApplicationException(Lang::get('backend::lang.model.not_found', [
                    'class' => get_class($this->relationObject->newPivot()),
                    'id' => $this->pivotId,
                ]));
            }
        }
        // Existing record
        elseif ($this->manageId) {
            $this->pivotModel = $this->relationObject->where($foreignKeyName, $this->manageId)->first();

            if ($this->pivotModel) {
                $config->model = $this->pivotModel;
            }
            else {
                throw new ApplicationException(Lang::get('backend::lang.model.not_found', [
                    'class' => get_class($config->model),
                    'id' => $this->manageId,
                ]));
            }

View on GitHub (pinned to b608633a7e)

When it happens

Trigger: Thrown at modules/backend/behaviors/relationcontroller/HasPivotMode.php:67 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of octobercms/october@b608633a7e (2026-08-21). Data as JSON: /api/errors/e4f5a797b8efda0e. Report an issue: GitHub.