How To Fix CLMM844 - Master data missing for class number & (source system)

CLMM844 - Overview

• Message type: E = Error

• Message class: CLMM - Messages for Mass Processing in Classification System

• Message number: 844

• Message text: Master data missing for class number & (source system)

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 CLMM844 - Master data missing for class number & (source system) ?

  The SAP error message CLMM844 indicates that there is missing master data for a specific class number in the context of classification management. This typically occurs when the system is trying to access or process data related to a classification that has not been properly defined or is missing in the source system.
  
  Cause:
  
  Missing Master Data: The class number referenced in the error does not have the necessary master data defined in the system.
  Incorrect Configuration: The classification system may not be properly configured, leading to missing links between classes and their corresponding master data.
  Data Transfer Issues: If the data is being transferred from another system (like a legacy system or another SAP instance), there may have been issues during the data migration process.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to view or access the master data.
  
  
  Solution:
  
  Check Master Data: Verify that the master data for the specified class