How To Fix CNV_PE_UI822 - Structure &1 is not allowed (read-only)

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE_UI -

• Message number: 822

• Message text: Structure &1 is not allowed (read-only)

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE_UI822 - Structure &1 is not allowed (read-only) ?

  The SAP error message CNV_PE_UI822, which states "Structure &1 is not allowed (read-only)," typically occurs in the context of data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that the system is trying to access or modify a structure that is defined as read-only, meaning that it cannot be changed or updated in the current context.
  Cause:
  
  Read-Only Structure: The structure you are trying to access is defined as read-only in the system. This could be due to the nature of the data or the specific configuration of the migration tool.
  Incorrect Configuration: The migration or conversion process may be incorrectly configured, leading to attempts to modify data that should not be modified.
  Data Model Restrictions: Certain data models in SAP S/4HANA have restrictions on how data can be manipulated, especially during migration processes.
  
  Solution:
  
  Check Structure Definition: Review the definition of the structure in question (denoted by &1 in the error message). Ensure that it is indeed intended to be read-only and that you are not trying to perform operations that are not allowed.
  Review Migration Settings: Go through the settings and configurations of the migration tool you are using. Ensure that you are following the correct procedures for the data you are trying to migrate.
  Consult Documentation: Refer to the official SAP documentation for the migration tool you are using. There may be specific guidelines or limitations regarding the structures that can be modified.
  Use Alternative Approaches: If the structure is indeed read-only and cannot be modified, consider whether there are alternative approaches to achieve your data migration goals without attempting to change this structure.
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance. They may provide insights specific to your system configuration and the migration process you are using.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context.
  Migration Cockpit Documentation: Review the documentation for the SAP S/4HANA Migration Cockpit or any other relevant migration tools for best practices and troubleshooting steps.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.