How To Fix >5180 - Unable to perform aggregation

SAP Error Message - Details

• Message type: E = Error

• Message class: >5 -

• Message number: 180

• Message text: Unable to perform aggregation

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message >5180 - Unable to perform aggregation ?

  The SAP error message "5180 Unable to perform aggregation" typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA when there is an issue with data aggregation in queries or during data processing. Here are some common causes, solutions, and related information for this error:
  Causes:
  
  Data Model Issues: The data model may not be properly defined, leading to inconsistencies in the data that prevent aggregation.
  Missing Data: Required data for aggregation may be missing or incomplete, which can lead to errors during the aggregation process.
  Incorrect Query Design: The query may be designed in a way that is not compatible with the underlying data model or aggregation logic.
  Data Type Mismatches: There may be mismatches in data types between the fields being aggregated, which can cause aggregation to fail.
  Performance Issues: Large volumes of data or complex calculations may lead to performance issues that prevent successful aggregation.
  
  Solutions:
  
  Check Data Model: Review the data model to ensure that all necessary relationships and hierarchies are correctly defined. Make sure that the InfoObjects and InfoProviders are set up properly.
  Validate Data: Ensure that the data being processed is complete and valid. Check for any missing or null values that may affect aggregation.
  Review Query Design: Analyze the query design to ensure that it aligns with the data model. Simplify the query if necessary, and ensure that all fields used in aggregation are compatible.
  Data Type Consistency: Verify that the data types of the fields being aggregated are consistent. If necessary, convert data types to ensure compatibility.
  Optimize Performance: If performance is an issue, consider optimizing the data model or query. This may involve indexing, partitioning, or reducing the volume of data being processed.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error. SAP frequently releases updates that may address known issues.
  Transaction Codes: Use transaction codes like RSA1 (Data Warehousing Workbench) to analyze the data model and monitor data loads.
  Logs and Traces: Review logs and traces for more detailed error messages that can provide additional context for troubleshooting.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and to find potential solutions.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with an SAP expert or support for further assistance.