When running the scheduled job you get something like: {"status":401,"error":"Unauthorized"}
Solution:
Remove all entries from the Episerver find index job in: the tblScheduledItemLog db table. You can get the GUID id of the job in the table tblScheduledItem.
SQL
DELETE FROM [YOURDB].[dbo].[tblScheduledItemLog]
WHERE fkScheduledItemId = 'YOUR GUID'
