How To Fix R7B056 - Proposal for SAP HANA Mapping is not possible

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 056

• Message text: Proposal for SAP HANA Mapping is not possible

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message R7B056 - Proposal for SAP HANA Mapping is not possible ?

  The SAP error message R7B056, which states "Proposal for SAP HANA Mapping is not possible," typically occurs in the context of SAP BW (Business Warehouse) or SAP BW/4HANA when there is an issue with the mapping of InfoObjects or data sources to HANA views. This error can arise due to various reasons, including configuration issues, data model inconsistencies, or missing objects.
  Causes:
  
  Incompatible Data Types: The data types of the source InfoObjects may not be compatible with the target HANA data types.
  Missing InfoObjects: The InfoObjects that are required for the mapping may not exist or may not be activated.
  Incorrect Data Model: The data model may have inconsistencies or errors that prevent proper mapping.
  Version Issues: There may be version compatibility issues between the BW system and the HANA database.
  Missing or Incorrect Settings: The settings for the HANA mapping may not be correctly configured in the BW system.
  
  Solutions:
  
  Check Data Types: Ensure that the data types of the source InfoObjects match the expected data types in HANA. Adjust them if necessary.
  Activate InfoObjects: Make sure that all required InfoObjects are activated in the BW system. You can do this by checking the InfoObject catalog.
  Review Data Model: Examine the data model for any inconsistencies or errors. Correct any issues found in the data model.
  Update BW and HANA Versions: Ensure that both the BW and HANA systems are updated to compatible versions. Check SAP notes for any specific version requirements.
  Configuration Settings: Review the configuration settings for HANA mapping in the BW system. Ensure that all necessary settings are correctly configured.
  Check for SAP Notes: Look for any relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  
  Related Information:
  
  SAP Help Documentation: Refer to the official SAP documentation for BW and HANA for detailed information on data modeling and mapping.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench) and RSCUSTV0 (Customizing for BW) to help diagnose and resolve issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or BW team for further investigation or to reach out to SAP support for assistance.