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

SAP Error Message - Details

• Message type: E = Error

• Message class: C2 - Other messages production orders

• Message number: 327

• Message text: Inconsistent data: &1, duplicate entry &2

What causes this issue?

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

System Response

Processing for this order was canceled.

How to fix this error?

For inconsistent order data, the order number is given. For
inconsistent routings, the plan number is given.
Inconsistent order data
The order number and master data explosion date is given. Examine the
order in the order information system in the object overview, and
display all objects. You might be able to see the duplicate objects
here. Try and find out the origins of the duplicate entries, then
contact SAP to resolve the inconsistency.
Inconsistent routing
The plan type, plan number, plan alternative, and explosion date are
given. Correct the routing and perform a check for the routing. If
there are inconsistent relationships (object R), generate these again
in 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

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C2327 - Inconsistent data: &1, duplicate entry &2 ?

  The SAP error message C2327, which states "Inconsistent data: &1, duplicate entry &2," typically indicates that there is a data inconsistency issue in the system, specifically related to duplicate entries in a database table. This error can occur in various contexts, such as during data entry, data migration, or when executing certain transactions.
  Cause:
  
  
  Duplicate Entries: The most common cause of this error is the presence of duplicate entries in a table where unique constraints are enforced. This could happen due to:
  
  Manual data entry errors.
  Data import processes that do not check for existing records.
  Issues during data migration from legacy systems.
  
  
  
  Data Integrity Issues: The error may also arise from inconsistencies in related data, where the system expects unique values but finds duplicates.
  
  
  Configuration Issues: Sometimes, incorrect configuration settings in the system can lead to this error, especially if the system is not set up to handle certain data relationships properly.
  
  
  Solution:
  
  
  Identify Duplicate Entries:
  
  Use transaction codes like SE16 or SE11 to access the relevant database table and check for duplicate entries based on the fields indicated in the error message.
  You can run SQL queries to find duplicates. For example:
  SELECT field1, COUNT(*)
  FROM your_table
  GROUP BY field1
  HAVING COUNT(*) > 1;
  
  
  
  
  Remove or Correct Duplicates:
  
  Once duplicates are identified, you can either delete or correct the duplicate entries based on your business requirements.
  Ensure that you have backups before making any deletions or modifications.
  
  
  
  Check Data Entry Processes:
  
  Review the data entry processes to ensure that they include checks for existing records to prevent future duplicates.
  Implement validation rules in the user interface to alert users when they attempt to enter duplicate data.
  
  
  
  Data Migration Review:
  
  If the error occurred during data migration, review the migration scripts or tools to ensure they handle duplicates correctly.
  Consider using tools that can identify and merge duplicates during the migration process.
  
  
  
  Consult Documentation:
  
  Check SAP documentation or notes related to the specific module or transaction where the error occurred for any additional guidance or known issues.
  
  
  
  Related Information:
  
  Transaction Codes: SE16 (Data Browser), SE11 (Data Dictionary), ST22 (Dump Analysis), SM21 (System Log).
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Testing: After resolving the issue, conduct thorough testing to ensure that the problem does not recur and that data integrity is maintained.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis or technical team for further investigation.