How To Fix CM_EHPRC_MIGRATION031 - Mixed data in input composition of specification &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_EHPRC_MIGRATION - Messages used by the migration report and supporting classes

• Message number: 031

• Message text: Mixed data in input composition of specification &1

What causes this issue?

The input composition of specification &v1& contains a mix of material
categories that are not allowed: you can use basic materials or
surfaces, or you can use other material categories, but don't mix them.

System Response

The migration will skip this input composition and continue with the
next specification.

How to fix this error?

Correct the input composition.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CM_EHPRC_MIGRATION031 - Mixed data in input composition of specification &1 ?

  The SAP error message CM_EHPRC_MIGRATION031 indicates that there is mixed data in the input composition of a specification. This typically occurs during the migration or import of data into the SAP system, particularly in the context of handling material specifications or chemical substances.
  Cause:
  The error arises when the input data for a specification contains a mix of different types of data that are not compatible or expected in the context of the specification. This can happen due to:
  
  Inconsistent Data Types: The input composition may have a mix of different units of measure, such as percentages and absolute quantities, or different types of components (e.g., solids, liquids).
  Incorrect Formatting: The data may not be formatted correctly, leading to confusion in how the system interprets the input.
  Data Migration Issues: If data is being migrated from another system, there may be discrepancies in how the data was structured or exported.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  Review Input Data: Check the input composition for the specification indicated by &1. Ensure that all components are of the same type and that the units of measure are consistent.
  Correct Formatting: Ensure that the data is formatted correctly according to SAP's requirements. This may involve converting all quantities to the same unit or ensuring that all components are specified in a compatible format.
  Data Validation: Use SAP's data validation tools to check for inconsistencies in the data before attempting to import or migrate it again.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on how to structure input compositions for specifications.
  Test Migration: If this error occurs during a migration process, consider running a test migration with a smaller dataset to identify and correct issues before performing a full migration.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or patches related to this error.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Training and Documentation: Ensure that users involved in data entry or migration are trained on the correct procedures for handling specifications in SAP.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.