How To Fix CNV20551258 - &1 : Field &2 is too long ( &3 > &4 )

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 258

• Message text: &1 : Field &2 is too long ( &3 > &4 )

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20551258 - &1 : Field &2 is too long ( &3 > &4 ) ?

  The SAP error message CNV20551258 indicates that a specific field in your data is too long, meaning that the length of the data being processed exceeds the maximum allowed length for that field. The message format typically includes placeholders for the field name, the actual length of the data, and the maximum allowed length.
  Cause:
  
  Data Length Exceeded: The primary cause of this error is that the data being imported or processed has a length that exceeds the defined limit for that particular field in the database or data structure.
  Data Migration: This error often occurs during data migration processes, where data from legacy systems is being transferred to SAP systems, and the legacy data may not conform to the length restrictions of the SAP fields.
  Configuration Issues: Sometimes, the configuration of the data model or the mapping of fields may not align with the expected lengths.
  
  Solution:
  
  Check Field Lengths: Review the field definitions in the target SAP system to understand the maximum allowed lengths. You can do this by checking the data dictionary (SE11) for the relevant table and field.
  Data Truncation: If the data being imported is too long, consider truncating the data to fit within the allowed length. This may involve modifying the source data before migration.
  Data Transformation: If truncation is not acceptable, you may need to transform the data to fit the required format. This could involve splitting the data into multiple fields or changing the data structure.
  Adjusting Data Mapping: If you are using a data migration tool, ensure that the mapping of fields is correctly configured to handle the lengths appropriately.
  Error Logging: Check the logs for more details on which specific records are causing the error. This can help you identify patterns or specific data issues.
  Consult Documentation: Refer to SAP documentation or notes related to the specific transaction or migration process you are using for any additional guidance.
  
  Related Information:
  
  Transaction Codes: Depending on the context of the error, you may be using transaction codes like LSMW (Legacy System Migration Workbench), or other data migration tools.
  SAP Notes: Search for SAP Notes related to CNV20551258 for any specific patches or updates that may address this issue.
  Data Quality Checks: Implement data quality checks in your data preparation process to catch such issues before migration.
  
  By addressing the length issue of the specific field, you should be able to resolve the error and proceed with your data processing or migration tasks.