How To Fix CNV20551233 - Read-only indicator is set for following fields:

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20551 - message for package 20551 (company code delete)

• Message number: 233

• Message text: Read-only indicator is set for following fields:

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20551233 - Read-only indicator is set for following fields: ?

  The SAP error message CNV20551233, which indicates that the "Read-only indicator is set for the following fields," typically arises during data migration or conversion processes, particularly when using SAP's Data Migration tools or during system upgrades. This error suggests that the system is attempting to modify fields that are marked as read-only, which prevents any changes from being made.
  Cause:
  
  
  Field Configuration: The fields in question may be configured as read-only in the database or application layer. This can happen due to various reasons, such as:
  
  The fields are part of a standard SAP table that is not meant to be modified directly.
  The fields are protected by business logic or validation rules.
  The fields are part of a data structure that is locked during certain operations.
  
  
  
  Data Migration Settings: During data migration, the settings or mappings may not be correctly defined, leading to attempts to write to read-only fields.
  
  
  Authorization Issues: The user or process executing the migration may not have the necessary authorizations to modify certain fields.
  
  
  Solution:
  
  
  Review Field Configuration: Check the configuration of the fields in the relevant tables. Ensure that they are not set to read-only unless absolutely necessary. If they need to be modified, consider changing their configuration.
  
  
  Adjust Data Migration Mapping: Review the data migration mapping settings to ensure that you are not trying to write to fields that should remain unchanged. If certain fields are read-only, you may need to exclude them from the migration process.
  
  
  Check User Authorizations: Ensure that the user or process executing the migration has the necessary authorizations to modify the fields in question. This may involve adjusting roles or permissions in the SAP system.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool or process you are using. There may be specific guidelines or best practices for handling read-only fields.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. They may provide insights specific to your system configuration or the migration process you are using.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide guidance on handling read-only fields during data migration.
  Data Migration Tools: Familiarize yourself with the specific data migration tools you are using (e.g., SAP S/4HANA Migration Cockpit, SAP Data Services) and their documentation for handling field mappings and configurations.
  Testing: Before executing large-scale migrations, conduct tests in a development or quality assurance environment to identify and resolve issues without impacting production data.
  
  By following these steps, you should be able to address the CNV20551233 error and successfully complete your data migration or conversion process.