How To Fix /SCDL/DL_DBAL_ERROR021 - Combination of key fields does not exist for structure &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCDL/DL_DBAL_ERROR -

• Message number: 021

• Message text: Combination of key fields does not exist for structure &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCDL/DL_DBAL_ERROR021 - Combination of key fields does not exist for structure &1 ?

  The SAP error message /SCDL/DL_DBAL_ERROR021 with the description "Combination of key fields does not exist for structure &1" typically occurs in the context of SAP's Supply Chain Management (SCM) or Advanced Planning and Optimization (APO) modules. This error indicates that the system is unable to find a valid combination of key fields for a specific data structure, which is necessary for processing a request or transaction.
  Causes:
  
  Missing Data: The key fields required for the specific structure are not populated in the database. This could be due to missing master data or transactional data.
  Incorrect Configuration: The configuration settings for the data structure may not be set up correctly, leading to mismatches in expected key fields.
  Data Inconsistency: There may be inconsistencies in the data, such as records that have been deleted or not properly updated.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access certain data, leading to this error.
  
  Solutions:
  
  Check Data Availability: Verify that the necessary data exists in the system. This includes checking the relevant master data and transactional data for the key fields required by the structure.
  Review Configuration: Ensure that the configuration for the relevant data structure is correct. This may involve checking settings in the customizing transactions related to SCM/APO.
  Data Consistency Check: Run consistency checks or reports to identify any inconsistencies in the data. This may involve using transaction codes like SLG1 for application logs or SE11 to check the data dictionary.
  Authorization Check: Ensure that the user has the necessary authorizations to access the data. This can be checked in the user roles and profiles.
  Debugging: If the issue persists, consider debugging the process to identify where the key field combination is being checked and why it is failing.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SCDL for data loading and SCDL_MON for monitoring data loads.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for the error message or related keywords in the SAP Support Portal.
  Documentation: Review SAP documentation related to the specific module you are working with (e.g., SCM, APO) for more insights on data structures and key fields.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or functional team for further assistance.