How To Fix CMD_BS_MAT_SI028 - Key mapping for & is not maintained

CMD_BS_MAT_SI028 - Overview

• Message type: E = Error

• Message class: CMD_BS_MAT_SI - Message Class : Product Replication Services Implementation

• Message number: 028

• Message text: Key mapping for & is not maintained

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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Smart SAP Assistant

• What is the cause and solution for SAP error message CMD_BS_MAT_SI028 - Key mapping for & is not maintained ?

  The SAP error message CMD_BS_MAT_SI028, which states "Key mapping for & is not maintained," typically occurs in the context of SAP's Advanced Planning and Optimization (APO) or similar modules where key mapping is essential for data integration and processing.
  
  Cause:
  This error usually arises when there is a missing or incorrect mapping for a specific key (often a material or product key) in the system. The key mapping is necessary for the system to correctly identify and process the relevant data. The specific reasons for this error can include:
  
  Missing Key Mapping: The key (e.g., material number) has not been defined in the mapping table.
  Incorrect Configuration: The configuration settings for key mapping may not be set up correctly.
  Data Transfer Issues: If data is being transferred from one system to another (e.g., from SAP ERP to SAP APO), the mapping may not have been established properly.
  Changes in Master Data: If there have been recent