How To Fix CMAP108 - No direct (1:1) value mapping possible (multiple source values)

CMAP108 - Overview

• Message type: E = Error

• Message class: CMAP - CSM Messages

• Message number: 108

• Message text: No direct (1:1) value mapping possible (multiple source values)

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 CMAP108 - No direct (1:1) value mapping possible (multiple source values) ?

  The SAP error message CMAP108 indicates that there is an issue with value mapping in the context of data transformation or integration processes. Specifically, it means that the system is unable to find a direct one-to-one mapping for a source value because there are multiple source values that could potentially map to a single target value. This situation typically arises in scenarios involving data migration, data integration, or when using the SAP Data Services or SAP Process Integration (PI).
  
  Cause:
  
  
  Multiple Source Values: The primary cause of this error is that there are multiple source values that correspond to a single target value in the mapping configuration. This can happen if the mapping rules are not defined correctly or if the source data contains duplicates or variations that are not accounted for in the mapping.
  
  
  Incorrect Mapping Configuration: The mapping configuration may not be set up to handle the complexity of the source