Error message

• Warning: Undefined variable $profile_id in greenforum_utility_block_access() (line 1815 of modules/custom/greenforum_utility/greenforum_utility.module).

  greenforum_utility_block_access(Object, 'view', Object)
  call_user_func_array(Object, Array) (Line: 409)
  Drupal\Core\Extension\ModuleHandler->Drupal\Core\Extension\{closure}(Object, 'greenforum_utility') (Line: 388)
  Drupal\Core\Extension\ModuleHandler->invokeAllWith('block_access', Object) (Line: 408)
  Drupal\Core\Extension\ModuleHandler->invokeAll('block_access', Array) (Line: 101)
  Drupal\Core\Entity\EntityAccessControlHandler->access(Object, 'view', Object, 1) (Line: 329)
  Drupal\Core\Entity\EntityBase->access('view', NULL, 1) (Line: 63)
  Drupal\block\BlockRepository->getVisibleBlocksPerRegion(Array) (Line: 137)
  Drupal\block\Plugin\DisplayVariant\BlockPageVariant->build() (Line: 270)
  Drupal\Core\Render\MainContent\HtmlRenderer->prepare(Array, Object, Object) (Line: 128)
  Drupal\Core\Render\MainContent\HtmlRenderer->renderResponse(Array, Object, Object) (Line: 90)
  Drupal\Core\EventSubscriber\MainContentViewSubscriber->onViewRenderArray(Object, 'kernel.view', Object)
  call_user_func(Array, Object, 'kernel.view', Object) (Line: 111)
  Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch(Object, 'kernel.view') (Line: 186)
  Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object, 1) (Line: 76)
  Symfony\Component\HttpKernel\HttpKernel->handle(Object, 1, 1) (Line: 58)
  Drupal\Core\StackMiddleware\Session->handle(Object, 1, 1) (Line: 48)
  Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object, 1, 1) (Line: 28)
  Drupal\Core\StackMiddleware\ContentLength->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: 193)
  Drupal\cleantalk\EventSubscriber\BootSubscriber->handle(Object, 1, 1) (Line: 48)
  Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object, 1, 1) (Line: 51)
  Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object, 1, 1) (Line: 36)
  Drupal\Core\StackMiddleware\AjaxPageState->handle(Object, 1, 1) (Line: 51)
  Drupal\Core\StackMiddleware\StackedHttpKernel->handle(Object, 1, 1) (Line: 704)
  Drupal\Core\DrupalKernel->handle(Object) (Line: 19)
  

• Warning: array_flip(): Can only flip string and integer values, entry skipped in Drupal\Core\Entity\EntityStorageBase->loadMultiple() (line 278 of core/lib/Drupal/Core/Entity/EntityStorageBase.php).

  Drupal\Core\Entity\EntityStorageBase->loadMultiple(Array) (Line: 262)
  Drupal\Core\Entity\EntityStorageBase->load(NULL) (Line: 1815)
  greenforum_utility_block_access(Object, 'view', Object)
  call_user_func_array(Object, Array) (Line: 409)
  Drupal\Core\Extension\ModuleHandler->Drupal\Core\Extension\{closure}(Object, 'greenforum_utility') (Line: 388)
  Drupal\Core\Extension\ModuleHandler->invokeAllWith('block_access', Object) (Line: 408)
  Drupal\Core\Extension\ModuleHandler->invokeAll('block_access', Array) (Line: 101)
  Drupal\Core\Entity\EntityAccessControlHandler->access(Object, 'view', Object, 1) (Line: 329)
  Drupal\Core\Entity\EntityBase->access('view', NULL, 1) (Line: 63)
  Drupal\block\BlockRepository->getVisibleBlocksPerRegion(Array) (Line: 137)
  Drupal\block\Plugin\DisplayVariant\BlockPageVariant->build() (Line: 270)
  Drupal\Core\Render\MainContent\HtmlRenderer->prepare(Array, Object, Object) (Line: 128)
  Drupal\Core\Render\MainContent\HtmlRenderer->renderResponse(Array, Object, Object) (Line: 90)
  Drupal\Core\EventSubscriber\MainContentViewSubscriber->onViewRenderArray(Object, 'kernel.view', Object)
  call_user_func(Array, Object, 'kernel.view', Object) (Line: 111)
  Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch(Object, 'kernel.view') (Line: 186)
  Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object, 1) (Line: 76)
  Symfony\Component\HttpKernel\HttpKernel->handle(Object, 1, 1) (Line: 58)
  Drupal\Core\StackMiddleware\Session->handle(Object, 1, 1) (Line: 48)
  Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object, 1, 1) (Line: 28)
  Drupal\Core\StackMiddleware\ContentLength->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: 193)
  Drupal\cleantalk\EventSubscriber\BootSubscriber->handle(Object, 1, 1) (Line: 48)
  Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object, 1, 1) (Line: 51)
  Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object, 1, 1) (Line: 36)
  Drupal\Core\StackMiddleware\AjaxPageState->handle(Object, 1, 1) (Line: 51)
  Drupal\Core\StackMiddleware\StackedHttpKernel->handle(Object, 1, 1) (Line: 704)
  Drupal\Core\DrupalKernel->handle(Object) (Line: 19)