This may be due to the fiscal year containing the post date being closed. It is possible to allow posting to continue in the year though. 
  1. Go to File Maintenance > General Ledger > Close Modules by Date
  2. Replace the date entered with a date prior to your posting date. 
    • For example: If you are posting to 06/15/2018, and the current date in Close Modules by Date is 6/30/18, set the date to 6/30/17.
  3. Run the edit report again. No errors will occur.
  4. Post