How To Fix CNV_PE_UI191 - Relations between foreign table &1 and table &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE_UI -

• Message number: 191

• Message text: Relations between foreign table &1 and table &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE_UI191 - Relations between foreign table &1 and table &2 ?

  The SAP error message CNV_PE_UI191 typically indicates an issue related to the relationships between foreign tables in the context of data migration or conversion processes, particularly when using the SAP Landscape Transformation (SLT) or other data migration tools. This error suggests that there is a problem with the foreign key relationships between the specified tables.
  Cause:
  
  Missing Foreign Key Relationships: The error may occur if the foreign key relationships between the specified tables are not properly defined in the database.
  Data Inconsistencies: There may be inconsistencies in the data that violate the foreign key constraints, such as orphaned records or missing references.
  Configuration Issues: Incorrect configuration in the data migration settings or parameters may lead to this error.
  Table Structure Changes: If the structure of the tables has changed (e.g., columns added or removed) after the initial setup, it may lead to relationship issues.
  
  Solution:
  
  Check Foreign Key Definitions: Verify that the foreign key relationships between the tables are correctly defined in the database. You can do this by checking the table definitions in the Data Dictionary (SE11).
  Data Validation: Ensure that the data in the foreign tables is consistent and adheres to the defined relationships. Look for orphaned records or missing references and correct them.
  Adjust Migration Settings: Review the settings and parameters used in the data migration process. Ensure that they are correctly configured to handle the relationships between the tables.
  Recreate Relationships: If necessary, recreate the foreign key relationships in the database to ensure that they are properly established.
  Consult Documentation: Refer to the SAP documentation related to the specific data migration tool you are using for any additional troubleshooting steps or guidelines.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary) to check table definitions and relationships.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional context.
  Community Forums: Check SAP Community forums or other user groups for similar issues and solutions shared by other users.
  Testing: After making changes, perform tests to ensure that the error is resolved and that data integrity is maintained.
  
  If the issue persists after following these steps, it may be beneficial to engage with SAP support for further assistance.