How To Fix CNV20551226 - Overflow of &1 for TABNAME=&1 and TIMESTEP=DS (STEPNUM/PARAMNUM > 99 !!)

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 226

• Message text: Overflow of &1 for TABNAME=&1 and TIMESTEP=DS (STEPNUM/PARAMNUM > 99 !!)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20551226 - Overflow of &1 for TABNAME=&1 and TIMESTEP=DS (STEPNUM/PARAMNUM > 99 !!) ?

  The SAP error message CNV20551226 indicates an overflow issue related to a specific table and timestep in a conversion or migration process. This error typically arises when the system encounters a situation where the number of steps or parameters exceeds the allowed limit, which is 99 in this case.
  Cause:
  
  Parameter Limit Exceeded: The error suggests that the number of steps (STEPNUM) or parameters (PARAMNUM) for a specific table (TABNAME) has exceeded the maximum allowed value of 99.
  Data Migration or Conversion: This error is often encountered during data migration or conversion processes, particularly when using SAP's tools for data transfer or transformation.
  
  Solution:
  
  Review Configuration: Check the configuration settings for the data migration or conversion process. Ensure that the number of steps and parameters defined does not exceed the limit.
  Optimize Steps/Parameters: If possible, try to consolidate or optimize the steps and parameters being used in the migration process. This may involve breaking down the process into smaller, more manageable parts.
  Adjust Custom Code: If there is any custom code involved in the migration, review it to ensure that it adheres to the parameter limits. You may need to refactor the code to avoid exceeding the limits.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration or conversion tool you are using. There may be specific guidelines or best practices to follow.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP support for assistance. They may provide insights or patches that can help resolve the issue.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  Migration Tools: Familiarize yourself with the specific migration tools being used (e.g., SAP S/4HANA Migration Cockpit, Data Migration Workbench) and their limitations.
  Testing: Before executing large migrations, conduct tests with smaller datasets to identify potential issues early in the process.
  
  By addressing the configuration and ensuring that the number of steps and parameters is within the allowed limits, you should be able to resolve the CNV20551226 error.