Unable to post AP Invoice with early discount

AP invoice which qualifies for early discount is stuck in held status

Munis

Accounts Payable

Early Discount account containing discount tracking OBJ is not setup 

Financials > General Ledger Menu > Setup/Chart of Accounts > Account Master

Add an expense account which contains the Discount Tracking OBJ listed in AP settings for account string being used on the invoice

If you select the "Enable Discount Tracking" in AP settings, you must complete the Discount Object Code box. This box contains the discount object code. This code is created in the Chart of Account Segments program with an account type of Expense, and it is used specifically for tracking discount amounts. After creating and assigning the object code, you must add it to each expense account in your chart of accounts that will be used to make discount eligible purchases.

This issue causes a DISC error in the invoice entry proof list report

Error Code List for Invoice Entry Proof