Issue #3280178: Import - file_exists() function make images not associated in...

src/ContentImporter.php

@@ -263,8 +263,8 @@ class ContentImporter implements ContentImporterInterface {
             $file = reset($files);
           }
           else {
-            if (!file_exists($file_item['url'])) {
-              break;
+            if (file($file_item['url']) === FALSE) {
+              continue;
             }
 
             $content = file_get_contents($file_item['url']);
@@ -279,7 +279,7 @@ class ContentImporter implements ContentImporterInterface {
           }
 
           if (!$file) {
-            break;
+            continue;
           }
 
           $file_value = [