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Drupal\Core\Database\InvalidQueryException: Query condition 'node__field_bundle_courses.field_bundle_courses_target_id IN ()' cannot be empty. in Drupal\Core\Database\Query\Condition->condition() (line 105 of core\lib\Drupal\Core\Database\Query\Condition.php).
Drupal\Core\Database\Query\Select->condition('node__field_bundle_courses.field_bundle_courses_target_id', Array, 'IN') (Line: 61)
Drupal\Core\Entity\Query\Sql\Condition->compile(Object) (Line: 172)
Drupal\Core\Entity\Query\Sql\Query->compile() (Line: 80)
Drupal\Core\Entity\Query\Sql\Query->execute() (Line: 577)
Drupal\Core\Entity\EntityStorageBase->loadByProperties(Array) (Line: 891)
Drupal\nstp\Repository\NstpRepository->getEventPriceOptions(0, '2742', '2845') (Line: 45)
Drupal\nstp\Form\NstpCourseRegistrationForm->buildForm(Array, Object)
call_user_func_array(Array, Array) (Line: 520)
Drupal\Core\Form\FormBuilder->retrieveForm('nstp_course_registration_form', Object) (Line: 277)
Drupal\Core\Form\FormBuilder->buildForm(Object, Object) (Line: 91)
Drupal\Core\Controller\FormController->getContentResult(Object, Object)
call_user_func_array(Array, Array) (Line: 123)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 573)
Drupal\Core\Render\Renderer->executeInRenderContext(Object, Object) (Line: 124)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->wrapControllerExecutionInRenderContext(Array, Array) (Line: 97)
Drupal\Core\EventSubscriber\EarlyRenderingControllerWrapperSubscriber->Drupal\Core\EventSubscriber\{closure}() (Line: 151)
Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object, 1) (Line: 68)
Symfony\Component\HttpKernel\HttpKernel->handle(Object, 1, 1) (Line: 57)
Drupal\Core\StackMiddleware\Session->handle(Object, 1, 1) (Line: 47)
Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object, 1, 1) (Line: 191)
Drupal\page_cache\StackMiddleware\PageCache->fetch(Object, 1, 1) (Line: 128)
Drupal\page_cache\StackMiddleware\PageCache->lookup(Object, 1, 1) (Line: 82)
Drupal\page_cache\StackMiddleware\PageCache->handle(Object, 1, 1) (Line: 47)
Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object, 1, 1) (Line: 52)
Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object, 1, 1) (Line: 23)
Stack\StackedHttpKernel->handle(Object, 1, 1) (Line: 694)
Drupal\Core\DrupalKernel->handle(Object) (Line: 19)