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

RMSL_WUI150 - Overview

• 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.

Unfortunately, there isn't any extra information in this error notice.

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RMSL_WUI150 - Details

• 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