How To Fix C5709 - Materials is available in the material list more than once

SAP Error Message - Details

• Message type: E = Error

• Message class: C5 - Master Recipe

• Message number: 709

• Message text: Materials is available in the material list more than once

What causes this issue?

One material exists several times in the material list. You have
assigned this material to the same operation or phase more than once.

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?

Check the material assignments at the operations and phases.
Check whether you can combine the material into one item in the bill of
material (BOM).

Procedure for System Administrators

&HINT&
In Customizing, you can define how the system is to treat this system
message. To do so, go to Customizing for <LS>Production Planning -
Process Industries</> and choose <LS>Master Data</> -> <LS>Master
Recipe</> -> <LS>Settings for the Task List Type</> -> <LS>Determine
System Message Features</>.
Note that this message is displayed only if you have set the type <LS>W
</> (warning). With all other message types, the message is not
displayed.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C5709 - Materials is available in the material list more than once ?

  The SAP error message C5709 indicates that a material is listed multiple times in a material list, which can occur in various contexts, such as during the creation of a bill of materials (BOM), production order, or other related transactions. This error typically arises when the system detects duplicate entries for the same material, which can lead to confusion and inconsistencies in processing.
  Cause:
  
  Duplicate Entries: The most common cause is that the same material has been entered more than once in the list, either manually or through a data import.
  Incorrect Configuration: There may be issues with the configuration of the material list or the way materials are being referenced in the system.
  Data Integrity Issues: There could be underlying data integrity issues in the database that lead to duplicate records being recognized.
  
  Solution:
  
  Check the Material List: Review the material list for duplicates. You can do this by navigating to the relevant transaction (e.g., BOM creation) and checking the entries.
  Remove Duplicates: If duplicates are found, remove the extra entries so that each material appears only once in the list.
  Data Validation: Implement data validation checks to prevent duplicates from being entered in the future. This can include using validation rules or enhancing user training.
  Use Transaction Codes: Utilize transaction codes like CS01 (Create BOM), CS02 (Change BOM), or CS03 (Display BOM) to manage the BOM and ensure that materials are correctly listed.
  Check for Related Objects: If the error persists, check if there are related objects (like routing or production orders) that might be causing the issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Refer to SAP documentation for guidelines on managing materials and BOMs to ensure compliance with best practices.
  User Training: Ensure that users are trained on how to properly enter materials and manage lists to avoid duplication.
  System Configuration: Review the system configuration settings related to material management to ensure they are set up correctly.
  
  By addressing the root cause of the duplication and implementing preventive measures, you can resolve the C5709 error and improve the integrity of your material lists in SAP.