How To Fix DA164 - Row &1: Control structure '&2 &3' has too many parts

SAP Error Message - Details

• Message type: E = Error

• Message class: DA - Dictionary: Compare, distribution, timer, instantiation

• Message number: 164

• Message text: Row &1: Control structure '&2 &3' has too many parts

What causes this issue?

Too many parts were specified within a control structure.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Remove the superfluous parts. Check especially the number of separators
'$' for empty parts.
{C$condition$then$else}
{T$tabname$pre1$pre$main$post$postn}
{F$fctname$pre1$pre$main$post$postn}
{S$subscheme}

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DA164 - Row &1: Control structure '&2 &3' has too many parts ?

  The SAP error message DA164 indicates that a control structure (like a table or a structure) has too many components or fields defined within it. This error typically arises when the number of fields in a control structure exceeds the maximum limit allowed by the SAP system.
  Cause:
  
  Exceeding Limits: Each control structure in SAP has a defined limit on the number of fields it can contain. If you try to define a structure with more fields than allowed, you will encounter this error.
  Complex Data Models: Sometimes, complex data models or attempts to combine multiple structures into one can lead to exceeding the field limit.
  Incorrect Design: Poor design choices in the data model can lead to unnecessarily large structures.
  
  Solution:
  
  Review Structure Definition: Check the definition of the control structure mentioned in the error message. Identify how many fields are defined and compare this with the maximum allowed limit.
  Reduce Number of Fields: If the structure exceeds the limit, consider breaking it down into smaller, more manageable structures. This may involve:
  
  Splitting the structure into multiple related structures.
  Using nested structures if applicable.
  Removing any unnecessary fields that are not required for your application.
  
  
  Refactor Data Model: If the structure is part of a larger data model, consider refactoring the model to ensure that structures are not overloaded with fields.
  Consult Documentation: Refer to SAP documentation for the specific limits on control structures in your version of SAP. This can provide guidance on how to structure your data effectively.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific guidance or updates related to this error message. Sometimes, there may be patches or recommendations from SAP.
  Data Dictionary: Use the Data Dictionary (SE11) to analyze the structure and its components. This tool can help you visualize the structure and identify areas for improvement.
  Performance Considerations: Keep in mind that overly complex structures can also impact performance. Simplifying structures can lead to better performance in data processing and reporting.
  
  By addressing the structure's design and ensuring it adheres to SAP's limitations, you can resolve the DA164 error and improve the overall efficiency of your SAP application.