How To Fix RSSDA059 - Field &3: Type mapping not supported: &1 -> &2

SAP Error Message - Details

• Message type: E = Error

• Message class: RSSDA - BW HANA Smart Data Access

• Message number: 059

• Message text: Field &3: Type mapping not supported: &1 -> &2

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 RSSDA059 - Field &3: Type mapping not supported: &1 -> &2 ?

  The SAP error message RSSDA059 indicates that there is a type mapping issue between two data types in a data transfer or data processing scenario. Specifically, it means that the system is unable to map the source data type (&1) to the target data type (&2) for the specified field (&3). This can occur in various contexts, such as during data extraction, transformation, or loading processes, especially when working with SAP Data Services or similar tools.
  Cause
  The error can be caused by several factors:
  
  Incompatible Data Types: The source and target data types are fundamentally incompatible. For example, trying to map a string to a numeric type without proper conversion.
  Unsupported Data Types: The target system may not support the data type being used in the source system.
  
  Configuration Issues: There may be misconfigurations in the data mapping settings or transformation rules.
  Version Mismatch: Different versions of SAP systems or tools may have different data