C03: Sum(Fulfill Qty) - POB effect Qty = &3, Contract &1/POB &2

What causes this issue?

Sum of reported quantity of all fulfillment entries in the
FARR_D_FULFILLMENT table for the POB does not equal to effective
quantity on the POB


Example
Negative Example:
Fulfilment table
Period,,Quantity
1,, 0.25
2,, 0.25
3,, 0.25
4,, 0.27
Total,, 1.02 Wrong!!!
POB
POB Name,,Effective Quantity
POB1,, 1 Wrong!!

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

The RAI processing is stopped or the manual transaction from the UI is
stopped.

How to fix this error?

Check if there is already inconsistent data in the system
You can search for SAP Note by the term FARR_INFLIGHT_CHECK and C03, and
implement related notes

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.