How To Fix UCT8003 - Mapping rule for &1, row &2: Mapping rule &3 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: UCT8 - Message class for UCT8(mapping)

• Message number: 003

• Message text: Mapping rule for &1, row &2: Mapping rule &3 does not exist

What causes this issue?

The mapping rule for target field &V1& uses in row &V2& a reusable
mapping rule, &V3&, which does die <ZH>not</> exist.

System Response

The settings cannot be saved. The system issues this error message.

How to fix this error?

Either specify a reusable mapping rule in the details for the reusable
operator, or choose a reusable mapping rule using input help.
Alternatively, if the reusable mapping rule contains only a move,
specify the substitution field.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UCT8003 - Mapping rule for &1, row &2: Mapping rule &3 does not exist ?

  The SAP error message UCT8003 indicates that there is an issue with a mapping rule in the context of data transfer or data mapping processes, particularly in the context of SAP's Universal Communication Toolkit (UCT) or similar data integration scenarios. The message specifies that a mapping rule referenced in the process does not exist.
  Cause:
  
  
  Missing Mapping Rule: The mapping rule specified in the error message does not exist in the system. This could be due to:
  
  The mapping rule was never created.
  The mapping rule was deleted or not properly activated.
  There is a typo or incorrect reference in the configuration.
  
  
  
  Incorrect Configuration: The configuration settings for the data transfer or mapping process may be incorrect, leading to the system looking for a non-existent mapping rule.
  
  
  Data Source Issues: The data source from which the mapping is being applied may not be correctly set up, leading to the inability to find the required mapping rule.
  
  
  Solution:
  
  
  Check Mapping Rules: 
  
  Go to the relevant transaction or configuration area in SAP where mapping rules are defined (e.g., transaction codes like SIMG, SPRO, or specific UCT-related transactions).
  Verify that the mapping rule specified in the error message exists and is correctly defined.
  
  
  
  Create or Activate Mapping Rule:
  
  If the mapping rule does not exist, create it according to the requirements of your data mapping process.
  If it exists but is inactive, ensure it is activated.
  
  
  
  Review Configuration:
  
  Check the configuration settings for the data transfer or mapping process to ensure that all references to mapping rules are correct.
  Look for any typos or incorrect identifiers in the configuration.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or help resources for guidance on how to create and manage mapping rules within the specific context you are working in.
  
  
  
  Testing: After making the necessary changes, test the data transfer or mapping process again to ensure that the error is resolved.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the UCT or mapping rules that might provide additional context or solutions.
  Community Forums: SAP Community or other forums may have discussions related to similar issues, which can provide insights or solutions from other users.
  Training and Documentation: If you are frequently working with mapping rules, consider reviewing training materials or documentation specific to the UCT or data mapping processes in SAP.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.