diff --git a/app/controllers/api/databases.php b/app/controllers/api/databases.php
index b309b74894..25a9fe1a6d 100644
--- a/app/controllers/api/databases.php
+++ b/app/controllers/api/databases.php
@@ -2399,7 +2399,7 @@ App::post('/v1/databases/:databaseId/collections/:collectionId/indexes')
             $attributeIndex = \array_search($attribute, array_column($oldAttributes, 'key'));
 
             if ($attributeIndex === false) {
-                throw new Exception(Exception::ATTRIBUTE_UNKNOWN, 'Unknown attribute: ' . $attribute);
+                throw new Exception(Exception::ATTRIBUTE_UNKNOWN, 'Unknown attribute: ' . $attribute . '. Verify the attribute name or create the attribute.");
             }
 
             $attributeStatus = $oldAttributes[$attributeIndex]['status'];
diff --git a/docs/references/databases/create-document.md b/docs/references/databases/create-document.md
index 10898b7d4d..b9292544a0 100644
--- a/docs/references/databases/create-document.md
+++ b/docs/references/databases/create-document.md
@@ -1 +1 @@
-Create a new Document. Before using this route, you should create a new collection resource using either a [server integration](/docs/server/databases#databasesCreateCollection) API or directly from your database console.
\ No newline at end of file
+Create a new document. Before using this route, you should create a new collection and at least one attribute using either a [server integration](/docs/server/databases#databasesCreateCollection) API or directly from the Appwrite Console.
\ No newline at end of file