How To Fix CN872 - External processing data missing

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 872

• Message text: External processing data missing

What causes this issue?

You still have not maintained all data necessary for external
processing.

System Response

INCLUDE 'NA_ALLG_NOVERARBEITUNG' OBJECT DOKU ID TX

How to fix this error?

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

Maintain a purchasing info record. Then the system copies all data
required for external processing. The fields are then no longer ready
for input.
<ZH>or</>
Manually enter the data for material group, cost element and purchasing
group.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CN872 - External processing data missing ?

  The SAP error message CN872 ("External processing data missing") typically occurs in the context of project management and controlling, particularly when dealing with external processing or subcontracting in SAP. This error indicates that the system is unable to find the necessary external processing data for a particular operation or activity.
  Cause:
  The error can be caused by several factors, including:
  
  
  Missing External Processing Data: The relevant external processing data (such as vendor information, purchase order details, or subcontracting details) has not been maintained in the system for the operation or activity in question.
  
  
  Incorrect Configuration: The configuration settings for external processing in the project or order may not be set up correctly.
  
  
  Data Inconsistencies: There may be inconsistencies or missing links between the project, order, and the external processing data.
  
  
  Authorization Issues: The user may not have the necessary authorizations to access the external processing data.
  
  
  Solution:
  To resolve the CN872 error, you can take the following steps:
  
  
  Check External Processing Data:
  
  Navigate to the relevant project or order in SAP.
  Verify that the external processing data is correctly maintained. This includes checking for the existence of a valid vendor, purchase order, and any other necessary details.
  
  
  
  Maintain External Processing Data:
  
  If the data is missing, you will need to enter the required external processing information. This can typically be done in the project or order management screens.
  
  
  
  Review Configuration Settings:
  
  Ensure that the configuration for external processing is correctly set up in the system. This may involve checking the settings in the project system (PS) or controlling (CO) modules.
  
  
  
  Check Authorizations:
  
  Ensure that the user has the necessary authorizations to view and maintain external processing data. This may require coordination with your SAP security team.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for additional guidance on external processing and the specific requirements for your project or order type.
  
  
  
  Debugging:
  
  If the issue persists, consider using transaction codes like SE80 or SE37 to debug the program or function module that is generating the error. This may require assistance from a technical consultant.
  
  
  
  Related Information:
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  CJ20N: Project Builder
  CO02: Change Production Order
  ME21N: Create Purchase Order
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the CN872 error.
  
  
  Training and Documentation: Consider training sessions or documentation on project management and external processing in SAP to better understand the processes involved.
  
  
  If the problem continues after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in project systems or controlling.