Error message
- Warning: array_flip(): Can only flip STRING and INTEGER values! in DrupalDefaultEntityController->load() (line 175 of /home/oaid/drupal7/versions/drupal-7.89-grupsderecerca/includes/entity.inc).
- Warning: array_flip(): Can only flip STRING and INTEGER values! in DrupalDefaultEntityController->load() (line 175 of /home/oaid/drupal7/versions/drupal-7.89-grupsderecerca/includes/entity.inc).
- Warning: array_flip(): Can only flip STRING and INTEGER values! in DrupalDefaultEntityController->load() (line 175 of /home/oaid/drupal7/versions/drupal-7.89-grupsderecerca/includes/entity.inc).
- Warning: array_flip(): Can only flip STRING and INTEGER values! in DrupalDefaultEntityController->load() (line 175 of /home/oaid/drupal7/versions/drupal-7.89-grupsderecerca/includes/entity.inc).
- Warning: array_flip(): Can only flip STRING and INTEGER values! in DrupalDefaultEntityController->load() (line 175 of /home/oaid/drupal7/versions/drupal-7.89-grupsderecerca/includes/entity.inc).
- Warning: array_flip(): Can only flip STRING and INTEGER values! in DrupalDefaultEntityController->load() (line 175 of /home/oaid/drupal7/versions/drupal-7.89-grupsderecerca/includes/entity.inc).