How To Fix MD660 - There is a conflict in the import parameters.

SAP Error Message - Details

• Message type: E = Error

• Message class: MD - Material Requirements Planning (MRP)

• Message number: 660

• Message text: There is a conflict in the import parameters.

What causes this issue?

Import parameters contain a conflict. Planned order specified in the
header data (EPLAF) is different from the target planned order number
(EPLNUM). specified.

System Response

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

How to fix this error?

Please check the import parameters.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MD660 - There is a conflict in the import parameters. ?

  The SAP error message MD660, which states "There is a conflict in the import parameters," typically occurs in the context of Material Requirements Planning (MRP) or when dealing with master data in SAP. This error indicates that there is a mismatch or conflict in the parameters being used for a particular operation, such as during the import of data or when executing a transaction.
  Causes of MD660 Error
  
  Inconsistent Data: The data being imported may have inconsistencies, such as incorrect or missing fields that are required for the operation.
  Parameter Mismatch: The parameters specified in the import function may not align with the expected parameters in the system.
  Configuration Issues: There may be configuration settings in the MRP or related modules that are not set up correctly, leading to conflicts.
  Version Conflicts: If you are using different versions of data or configurations, this can lead to conflicts during the import process.
  Missing Master Data: Required master data (like material master, BOM, etc.) may be missing or not properly maintained.
  
  Solutions to MD660 Error
  
  Check Data Consistency: Review the data being imported for any inconsistencies or missing fields. Ensure that all required fields are populated correctly.
  Review Import Parameters: Verify that the parameters being used in the import process match the expected parameters in the SAP system. Adjust them as necessary.
  Configuration Review: Check the configuration settings in the relevant modules (like MRP) to ensure they are set up correctly. This may involve consulting with a functional consultant or reviewing configuration documentation.
  Master Data Verification: Ensure that all necessary master data is available and correctly maintained. This includes checking material masters, BOMs, and other related data.
  Consult SAP Notes: Look for any relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide solutions or workarounds for known issues.
  Testing in a Development Environment: If possible, replicate the issue in a development or test environment to better understand the cause and test potential solutions without affecting production data.
  
  Related Information
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in diagnosing the issue, such as MD04 (Stock/Requirements List) or MD02 (MRP Run).
  SAP Community: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  Documentation: Review SAP documentation related to MRP and data import processes for additional context and troubleshooting steps.
  
  If the issue persists after trying the above solutions, it may be beneficial to involve your SAP support team or a consultant with expertise in MRP and data management within SAP.