How To Fix RSAN_UT003 - Conversion not possible because field type is unknown

RSAN_UT003 - Overview

• Message type: E = Error

• Message class: RSAN_UT - Messages for Analysis Services, Tools, Utilities

• Message number: 003

• Message text: Conversion not possible because field type is unknown

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 RSAN_UT003 - Conversion not possible because field type is unknown ?

  The SAP error message RSAN_UT003: Conversion not possible because field type is unknown typically occurs in the context of data extraction or transformation processes, particularly when working with SAP BW (Business Warehouse) or SAP HANA. This error indicates that the system is unable to determine the data type of a field, which prevents it from performing necessary conversions or operations.
  Causes:
  
  Field Definition Issues: The field in question may not be properly defined in the data source or InfoObject. This can happen if the field is missing metadata or if there are inconsistencies in the data model.
  Data Source Changes: If the underlying data source (like a database table or view) has been modified (e.g., fields added, removed, or renamed) without updating the corresponding InfoObjects or data models in BW, it can lead to this error.
  Data Type Mismatch: There may be a mismatch between the expected data type in the BW model and