How To Fix LTR2_RN_CHECK015 - Mapping mode '&1' is not valid

SAP Error Message - Details

• Message type: E = Error

• Message class: LTR2_RN_CHECK - LTR2 RN: Renumbering project checking message class

• Message number: 015

• Message text: Mapping mode '&1' is not valid

What causes this issue?

Given mapping mode is not valid.

System Response

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

How to fix this error?

Use mapping mode 'N':No change,'O':One to one, or 'F':Offset mode.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message LTR2_RN_CHECK015 - Mapping mode '&1' is not valid ?

  The SAP error message LTR2_RN_CHECK015 indicates that there is an issue with the mapping mode specified in your configuration. The message states that the mapping mode '&1' is not valid, where '&1' represents the specific mapping mode that was attempted.
  Cause:
  
  Invalid Mapping Mode: The mapping mode specified in the configuration does not match any of the valid options recognized by the system. This could be due to a typo, an outdated configuration, or an unsupported mapping mode.
  Configuration Issues: The mapping mode may not be properly defined in the system settings or may not be compatible with the current version of the software.
  Custom Development: If there are custom developments or enhancements in your SAP environment, they may not be correctly handling the mapping modes.
  
  Solution:
  
  Check Valid Mapping Modes: Review the documentation or configuration settings to identify the valid mapping modes that can be used. Ensure that the mapping mode you are trying to use is listed as valid.
  Correct the Configuration: If you find that the mapping mode is incorrect, update the configuration to use a valid mapping mode.
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or updates that may address this specific error message. There may be patches or updates that resolve the issue.
  Review Custom Code: If there are custom developments involved, review the code to ensure that it correctly handles the mapping modes and does not introduce any invalid values.
  Testing: After making changes, test the configuration to ensure that the error is resolved and that the mapping works as expected.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the specific module you are working with to understand the valid mapping modes and their usage.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Transaction Codes: Use relevant transaction codes (like LTR2) to access the configuration settings and validate the mapping modes.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance.