How To Fix RTC_FLUP_01018 - Check class '&1' for column '&2' is missing

SAP Error Message - Details

• Message type: E = Error

• Message class: RTC_FLUP_01 - Flexible Upload

• Message number: 018

• Message text: Check class '&1' for column '&2' is missing

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RTC_FLUP_01018 - Check class '&1' for column '&2' is missing ?

  The SAP error message RTC_FLUP_01018 indicates that there is a missing check class for a specific column in a data model or a data flow. This error typically arises in the context of SAP's data management tools, such as SAP Data Services or SAP BW (Business Warehouse), where data validation and integrity checks are crucial.
  Cause:
  
  Missing Check Class: The error suggests that the system is trying to validate a column using a check class that has not been defined or is not available in the system.
  Configuration Issues: There may be configuration issues in the data model or data flow where the check class is expected but not properly set up.
  Data Model Changes: If there have been recent changes to the data model, such as adding new columns or modifying existing ones, the associated check classes may not have been updated accordingly.
  
  Solution:
  
  
  Define the Check Class: 
  
  Go to the relevant configuration area in SAP where check classes are defined.
  Create or define the missing check class for the specified column. Ensure that it includes the necessary validation rules.
  
  
  
  Check Data Model Configuration:
  
  Review the data model or data flow configuration to ensure that all columns have the appropriate check classes assigned.
  If a column is newly added, ensure that it has a corresponding check class defined.
  
  
  
  Validate Existing Check Classes:
  
  Check if the existing check classes are active and correctly configured. Sometimes, check classes may be inactive or misconfigured, leading to this error.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or help resources for guidance on how to set up check classes and validate data models.
  
  
  
  Testing: 
  
  After making the necessary changes, test the data flow or model to ensure that the error is resolved.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  SAP Support: If the issue persists after attempting the above solutions, consider reaching out to SAP Support for further assistance.
  
  By addressing the missing check class and ensuring proper configuration, you should be able to resolve the RTC_FLUP_01018 error.