How To Fix SOS_MAPPING850 - The TYPE field exists more than once

SOS_MAPPING850 - Overview

• Message type: E = Error

• Message class: SOS_MAPPING - Object Services: Persistence Mapping for Messages

• Message number: 850

• Message text: The TYPE field exists more than once

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 SOS_MAPPING850 - The TYPE field exists more than once ?

  The SAP error message SOS_MAPPING850, which states "The TYPE field exists more than once," typically occurs in the context of data mapping or transformation processes, particularly when working with SAP Data Services or similar tools. This error indicates that there are multiple occurrences of a field named "TYPE" in the data structure being processed, which leads to ambiguity in the mapping or transformation logic.
  
  Cause:
  
  Duplicate Field Names: The most common cause is that the source or target data structure has multiple fields with the same name "TYPE." This can happen if the data source schema is not well-defined or if there are multiple tables or views being joined that contain a field with the same name.
  Incorrect Mapping Configuration: If you are using a mapping tool, the configuration might have been set up incorrectly, leading to the same field being referenced multiple times.
  Data Model Issues: The underlying data model may have been