SAP Message C2327 - Inconsistent data: &1, duplicate entry &2

Diagnosis
Processing had to be canceled due to inconsistent master data or orderdata. The system found duplicate entries for object &V2& (abbreviationmeaning, see below).

System Response
Processing for this order was canceled.

Procedure
For inconsistent order data, the order number is given. Forinconsistent routings, the plan number is given.

Inconsistent order data
The order number and master data explosion date is given. Examine theorder in the order information system in the object overview, anddisplay all objects. You might be able to see the duplicate objectshere. Try and find out the origins of the duplicate entries, thencontact SAP to resolve the inconsistency.

Inconsistent routing
The plan type, plan number, plan alternative, and explosion date aregiven. Correct the routing and perform a check for the routing. Ifthere are inconsistent relationships (object R), generate these againin the recipe and make sure that they are not recursive.

Objects
Abbreviation,,Object,,Data given for object
A,,Order,,Order number
3,,Item,,Item number and material number
S,,Sequence,,Sequence type and sequence number
O,,Operation,,Operation number
U,,Suboperation,,Operation number and suboperation number
M,,Component,,Material number
R,,Relationships,,Operation/Phase

729677Inconsistent data: &1, duplicate entry &2