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.,