How To Fix 5P402 - & Program class for schema & is incompatible with main schema

5P402 - Overview

• Message type: E = Error

• Message class: 5P - Error Messages for Schema, Pers.Calc.Rule and Feature Checks

• Message number: 402

• Message text: & Program class for schema & is incompatible with main schema

What causes this issue?

You have tried to integrate a subschema in the main schema using the
COPY function. This is possible only if both schemas have the same
program class.

How to fix this error?

Adjust the 'Program class' attribute in the schemas.

Error message extract from SAP system. Copyright SAP SE.

5P402 - Details

• The SAP error message 5P402 typically indicates that there is an incompatibility between the program class for a schema and the main schema in the context of SAP's data processing or configuration. This error often arises in scenarios involving data models, data migration, or when working with specific configurations in SAP systems.
  
  Cause:
  
  Schema Mismatch: The program class defined for a specific schema does not match the main schema. This can happen if there have been changes in the schema definitions or if the wrong schema is being referenced.
  Version Incompatibility: If there are different versions of schemas or program classes being used, this can lead to incompatibility issues.
  Configuration Errors: Incorrect configuration settings in the SAP system can lead to this error, especially if the schemas are not properly aligned.
  Transport Issues: If changes were transported from one system to another (e.g., from development to production) without proper alignment of schemas, this error may