How To Fix RSDHA385 - Data type '&1' in function '&2' not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDHA - HANA Analysis in BW

• Message number: 385

• Message text: Data type '&1' in function '&2' not supported

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 RSDHA385 - Data type '&1' in function '&2' not supported ?

  The SAP error message RSDHA385 indicates that there is an issue with the data type being used in a specific function within the SAP system. This error typically arises in the context of data modeling or data extraction processes, particularly when working with SAP BW (Business Warehouse) or SAP HANA.
  Cause:
  The error message RSDHA385 is triggered when:
  
  An unsupported data type is being used in a function or operation. This could happen if the data type is not compatible with the expected input for that function.
  There may be a mismatch between the data types defined in the InfoObject or data source and what is expected by the function being executed.
  The function being called may not support certain data types, such as complex types or user-defined types.
  
  Solution:
  To resolve the RSDHA385 error, you can take the following steps:
  
  
  Check Data Types: Review the data types of the fields involved in the function. Ensure that they are compatible with the expected data types for the function being executed.
  
  
  Modify Data Model: If you are working with InfoObjects or data sources, consider modifying the data model to use supported data types. This may involve changing the data type of certain fields to a more compatible type.
  
  
  Review Function Logic: If you have custom logic or transformations, review the code to ensure that it is not trying to process unsupported data types. You may need to adjust the logic to handle the data types correctly.
  
  
  Consult Documentation: Refer to the SAP documentation for the specific function you are using to understand the supported data types and any limitations.
  
  
  Testing: After making changes, test the data flow or extraction process to ensure that the error is resolved.
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional guidance.
  
  
  Related Information:
  
  SAP BW: This error is often encountered in SAP BW environments where data modeling and extraction are critical.
  Data Types: Familiarize yourself with the various data types supported in SAP BW and HANA, such as CHAR, NUMC, DEC, etc.
  Debugging: Use debugging tools in SAP to trace the execution of the function and identify where the unsupported data type is being introduced.
  
  If the issue persists after following these steps, consider reaching out to SAP support or consulting with a technical expert who specializes in SAP BW or HANA for further assistance.