Merge pull request #559 from magefan/magefan-patch-19

Fix incorrect _idFieldName for author collection

Author: magefan

Model/ResourceModel/Author/Collection.php

@@ -20,7 +20,7 @@ class Collection extends AbstractCollection implements AuthorCollectionInterface
     /**
      * @inheritDoc
      */
-    protected $_idFieldName = 'author_id';
+    protected $_idFieldName = 'user_id';
 
     /**
      * Constructor