Reported issue case

Before I completed my final objective for season 5 weekly completionish before I completed i was made sure it was 4/5 completionions after i had completed the last available to me weekly play objective i had a pop up saying objective complete but it still stated i only had 4/5 completions I've created a case for this and was told to post here. And yes  I only missed one week so this objective should of finished 5/5