To resolve the issue:
Go to Periodic, Check Records In Files, Data Integrity Check.
Kindly check whether there are any bad records (s).
If you have a bad record, go to the Transaction and amend it.
Ensure to Save and Accept the new transaction.
For update transactions (e.g., DO to Invoice), ensure the same location as the DO is entered so it appears in the Location Stock Card.
If there is no bad record, please raise a new case here so that we can do further investigation.