Issue #2253735 by larowlan, olli, xjm: Fixed WSOD on custom block creation /...

Issue #2253735 by larowlan, olli, xjm: Fixed WSOD on custom block creation / listing if config translation enabled.

core/modules/block/custom_block/src/Tests/CustomBlockListTest.php

@@ -21,7 +21,7 @@ class CustomBlockListTest extends WebTestBase {
    *
    * @var array
    */
-  public static $modules = array('block', 'custom_block');
+  public static $modules = array('block', 'custom_block', 'config_translation');
 
   public static function getInfo() {
     return array(
@@ -35,7 +35,7 @@ public static function getInfo() {
    * Tests the custom block listing page.
    */
   public function testListing() {
-    $this->drupalLogin($this->drupalCreateUser(array('administer blocks')));
+    $this->drupalLogin($this->drupalCreateUser(array('administer blocks', 'translate configuration')));
     $this->drupalGet('admin/structure/block/custom-blocks');
 
     // Test for the page title.

core/modules/config_translation/config_translation.module

@@ -174,7 +174,10 @@ function config_translation_config_translation_info(&$info) {
  */
 function config_translation_entity_operation(EntityInterface $entity) {
   $operations = array();
-  if (\Drupal::currentUser()->hasPermission('translate configuration')) {
+  $entity_type = $entity->getEntityType();
+  if ($entity_type->isSubclassOf('Drupal\Core\Config\Entity\ConfigEntityInterface') &&
+    $entity->hasLinkTemplate('drupal:config-translation-overview') &&
+    \Drupal::currentUser()->hasPermission('translate configuration')) {
     $operations['translate'] = array(
       'title' => t('Translate'),
       'weight' => 50,