How To Fix R7B380 - Recommended output length for length &1 is &2

SAP Error Message - Details

• Message type: E = Error

• Message class: R7B - BW Metadata (InfoCube, InfoObject, InfoObject catalog)

• Message number: 380

• Message text: Recommended output length for length &1 is &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message R7B380 - Recommended output length for length &1 is &2 ?

  The SAP error message R7B380, which states "Recommended output length for length &1 is &2," typically occurs in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence) when there is a mismatch between the expected output length of a field and the actual length defined in the data model or query.
  Cause:
  
  Field Length Mismatch: The error usually arises when the length of a field in the data source (like an InfoObject or a DataSource) does not match the length defined in the query or report. For example, if a field is defined to have a length of 10 characters in the data source but is expected to have a length of 20 characters in the query, this error will be triggered.
  Data Type Issues: Sometimes, the data type of the field may also lead to this error if it is not compatible with the expected output.
  Changes in Data Model: If there have been recent changes to the data model, such as modifications to InfoObjects or DataSources, it may lead to inconsistencies in expected lengths.
  
  Solution:
  
  Check Field Definitions: Review the definitions of the fields in both the data source and the query. Ensure that the lengths match. You can do this by navigating to the relevant InfoObject or DataSource in the SAP BW modeling tools.
  Adjust Query Settings: If the query is expecting a different length, you may need to adjust the query settings to match the actual length of the field in the data source.
  Data Type Consistency: Ensure that the data types are consistent across the data source and the query. If necessary, change the data type in the query to match the data source.
  Rebuild the Query: If the issue persists, consider rebuilding the query or re-creating the affected fields to ensure that all settings are correctly applied.
  Transport Requests: If the changes were made in a development environment, ensure that they are properly transported to the production environment.
  
  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.
  Transaction Codes: Use transaction codes like RSA1 (Data Warehousing Workbench) to check InfoObjects and DataSources, and RSRT (Query Monitor) to test queries.
  Documentation: Refer to SAP documentation for best practices on data modeling and query design in BW/BI environments.
  
  By following these steps, you should be able to resolve the R7B380 error and ensure that your queries run smoothly without length-related issues.