How To Fix RTCMMD159 - Article assignment & cannot be created above the category

RTCMMD159 - Overview

• Message type: E = Error

• Message class: RTCMMD - Article Hierarchy

• Message number: 159

• Message text: Article assignment & cannot be created above the category

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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RTCMMD159 - Details

• The SAP error message RTCMMD159 typically indicates that there is an issue with the assignment of an article (material) to a specific category in the system. This error often arises in the context of SAP Retail or SAP S/4HANA when trying to create or assign articles to a category that is not allowed or does not meet certain criteria.
  
  Cause:
  
  Category Restrictions: The category you are trying to assign the article to may have restrictions that prevent the assignment of certain types of articles.
  Incorrect Article Type: The article type you are trying to create or assign may not be compatible with the selected category.
  
  Configuration Issues: There may be configuration settings in the system that restrict the assignment of articles to certain categories.
  Missing Master Data: Required master data for the article or category may be missing or incomplete.
  
  
  Solution:
  
  Check Category Settings: Review the settings for the category you are trying to assign the article