How To Fix RS_HCPR_MODEL034 - Temporal join: Characteristic as key &1 (&2) cannot be mapped

SAP Error Message - Details

• Message type: E = Error

• Message class: RS_HCPR_MODEL - Messages related to the HANA Composite Provider Backend

• Message number: 034

• Message text: Temporal join: Characteristic as key &1 (&2) cannot be mapped

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RS_HCPR_MODEL034 - Temporal join: Characteristic as key &1 (&2) cannot be mapped ?

  The SAP error message RS_HCPR_MODEL034 typically occurs in the context of SAP BW (Business Warehouse) when dealing with temporal joins in a data model. This error indicates that there is a problem with the mapping of a characteristic that is being used as a key in the temporal join.
  Cause:
  The error message RS_HCPR_MODEL034 is triggered when:
  
  A characteristic that is expected to be used as a key in the temporal join cannot be mapped correctly. This could be due to:
  
  The characteristic not being present in the data source.
  The characteristic not being defined correctly in the data model.
  Data type mismatches between the characteristic and the data source.
  Inconsistent data or missing values in the characteristic.
  
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Characteristic Definition:
  
  Ensure that the characteristic mentioned in the error message is correctly defined in the data model.
  Verify that the characteristic is included in the data source that you are using for the temporal join.
  
  
  
  Data Source Validation:
  
  Check the data source to ensure that it contains the characteristic and that it is populated with valid data.
  Look for any inconsistencies or missing values in the characteristic.
  
  
  
  Data Type Consistency:
  
  Ensure that the data type of the characteristic in the data model matches the data type in the data source. If there is a mismatch, you may need to adjust the data type in the model or transform the data in the source.
  
  
  
  Mapping Configuration:
  
  Review the mapping configuration for the temporal join. Ensure that the characteristic is correctly mapped to the corresponding field in the data source.
  
  
  
  Rebuild the Model:
  
  If the above steps do not resolve the issue, consider rebuilding the data model or the specific join to ensure that all configurations are correctly set.
  
  
  
  Check for Updates:
  
  Ensure that your SAP BW system is up to date with the latest patches and updates, as there may be bug fixes related to this issue.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to temporal joins and the specific error message for any additional guidance or known issues.
  Documentation: Refer to the SAP BW documentation for best practices on defining characteristics and setting up temporal joins.
  Community Forums: Engage with SAP community forums or support channels for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the RS_HCPR_MODEL034 error in your SAP BW environment.