How To Fix KM776 - Error occurred deriving representative material

SAP Error Message - Details

• Message type: E = Error

• Message class: KM - Error messages for Profit Center Accounting

• Message number: 776

• Message text: Error occurred deriving representative material

What causes this issue?

Derivation of representative material &V1&.
The system was unable to find a derivation rule entry when carrying out
the derivation rule for the specified source values.
The derivation rule was set up in such a way that an error message does
not appear.
No derivation rule entry exists for the following source field values:
&V3&
&V4&

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?

Enter a derivation rule entry under <DS:TRAN.8KEO>Maintain Derivation
Rules/Entries</> for the specified source field values. See
<DS:SIMG.SIMG_CFMENUORK18KEO>Derive Representative Materials</>. Make
sure that derivation rule entries are made for all valid source field
values.
If you do not want derivation to be carried out in all cases, you can
define the derivation rule in such a way that no error message appears
if a derivatin rule does not exist.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KM776 - Error occurred deriving representative material ?

  The SAP error message KM776, which states "Error occurred deriving representative material," typically occurs in the context of SAP's Product Lifecycle Management (PLM) or Material Management (MM) modules. This error is related to the system's inability to determine a representative material for a given material group or classification.
  Causes:
  
  Missing Data: The representative material may not be defined in the system, or the necessary data for deriving it is missing.
  
  Configuration Issues: There may be issues with the configuration of the material master or classification settings.
  Incorrect Material Group: The material group assigned to the material may not have a valid representative material.
  Authorization Issues: The user may not have the necessary authorizations to access the data required to derive the representative material.
  System Bugs: Occasionally, this error can be caused by bugs in the SAP system or inconsistencies in the database.
  
  Solutions:
  
  Check Material Master Data: Ensure that the material master data is complete and that a