How To Fix RMSL_WUI150 - Technical key &1: External key cannot be determined

SAP Error Message - Details

• Message type: E = Error

• Message class: RMSL_WUI - Labeling Web UI: RMSL Class Messages Converted for Web UI

• Message number: 150

• Message text: Technical key &1: External key cannot be determined

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 RMSL_WUI150 - Technical key &1: External key cannot be determined ?

  The SAP error message RMSL_WUI150, which states "Technical key &1: External key cannot be determined," typically occurs in the context of SAP Retail or SAP S/4HANA when there is an issue with the mapping between technical keys and external keys in the system. This error can arise in various scenarios, such as when trying to access or manipulate data related to articles, materials, or other entities that require a valid external key.
  Cause:
  
  Missing or Incorrect Data: The external key that is supposed to map to the technical key may be missing or incorrectly configured in the system.
  Data Inconsistency: There may be inconsistencies in the master data, such as missing entries in the relevant tables that link technical keys to external keys.
  Configuration Issues: The configuration settings for the relevant modules (like Retail or Material Management) may not be set up correctly, leading to issues in key mapping.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access the data, which can lead to this error.
  
  Solution:
  
  Check Master Data: Verify that the master data for the relevant articles or materials is complete and correctly configured. Ensure that the external keys are properly assigned to the technical keys.
  Data Consistency Check: Run consistency checks on the relevant tables to identify any discrepancies. You can use transaction codes like SE16 or SE11 to inspect the data in the relevant tables.
  Configuration Review: Review the configuration settings in the relevant modules to ensure that they are set up correctly. This may involve checking the settings in the IMG (Implementation Guide) for Retail or Material Management.
  Authorization Check: Ensure that the user has the necessary authorizations to access the data. You may need to consult with your SAP security team to verify this.
  Debugging: If the issue persists, consider debugging the process to identify where the mapping is failing. This may require technical expertise in ABAP or the specific module you are working with.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE16 (Data Browser), SE11 (Data Dictionary), and others that may help in analyzing the data.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review SAP documentation related to the specific module you are working with (e.g., SAP Retail) for best practices on data management and configuration.
  
  If the issue continues after following these steps, it may be beneficial to reach out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.