Fixes: U4-4141 7.0.2 "Save and send for approval" fails for a writer user on a newly created unsaved content page

src/Umbraco.Core/Services/ContentService.cs

@@ -1263,8 +1263,8 @@ namespace Umbraco.Core.Services
             if (SendingToPublish.IsRaisedEventCancelled(new SendToPublishEventArgs<IContent>(content), this))
                 return false;
 
-            //TODO: Do some stuff here.. ... what is it supposed to do ?
-            // pretty sure all that legacy stuff did was raise an event? and we no longer have IActionHandlers so no worries there.
+            //Save before raising event
+            Save(content, userId);
 
             SentToPublish.RaiseEvent(new SendToPublishEventArgs<IContent>(content, false), this);
 

src/umbraco.cms/businesslogic/web/Document.cs

@@ -750,7 +750,7 @@ namespace umbraco.cms.businesslogic.web
         #region Public Methods
 
         /// <summary>
-        /// Executes handlers and events for the Send To Publication action.
+        /// Saves and executes handlers and events for the Send To Publication action.
         /// </summary>
         /// <param name="u">The User</param>
         public bool SendToPublication(User u)