How To Fix KW859 - Internal error: Dimension of internal variable is too small

KW859 - Overview

• Message type: E = Error

• Message class: KW - CO-ABC Activity-Based Costing

• Message number: 859

• Message text: Internal error: Dimension of internal variable is too small

What causes this issue?

Internal error in function module K_MD_REPORT.

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?

The global table field setting g_sel_list-string in K_MD_REPORT is
smaller than that in the KREP.... report structure. Please reset the
field with a larger size.

Error message extract from SAP system. Copyright SAP SE.

KW859 - Details

• The SAP error message KW859, which states "Internal error: Dimension of internal variable is too small," typically occurs in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence) when there is an issue with the internal data structures or memory allocation during data processing or reporting.
  
  Cause:
  
  Data Volume: The error may arise when the volume of data being processed exceeds the predefined limits of internal variables or structures in SAP.
  
  Configuration Issues: Incorrect configuration settings in the data model, InfoProviders, or queries can lead to this error.
  Memory Limitations: Insufficient memory allocation for the SAP BW system can also trigger this error, especially when handling large datasets.
  BEx Query Design: Poorly designed BEx queries that require more memory than is available can lead to this error.
  
  
  Solution:
  
  Check Data Volume: Analyze the amount of data being processed. If it is excessively large, consider filtering the data or breaking it into smaller chunks.
  Optimize Queries: