How To Fix /PM0/ABU_MESSAGES001 - If a class is entered, no other entries are allowed (except var.)

/PM0/ABU_MESSAGES001 - Overview

• Message type: E = Error

• Message class: /PM0/ABU_MESSAGES -

• Message number: 001

• Message text: If a class is entered, no other entries are allowed (except var.)

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 /PM0/ABU_MESSAGES001 - If a class is entered, no other entries are allowed (except var.) ?

  The SAP error message /PM0/ABU_MESSAGES001 indicates that when a class is specified in a certain context (likely related to classification or variant configuration), no other entries are permitted except for variant entries. This typically occurs in scenarios where the system expects a specific structure of data input, particularly in the context of classification systems or variant configuration in SAP.
  
  Cause:
  
  Class Entry: The error is triggered when a user attempts to enter additional data (like characteristics or values) alongside a class entry. In SAP, when a class is defined, it is expected that only the relevant variants or characteristics associated with that class are entered.
  Data Structure Violation: The system enforces a rule that prevents the mixing of class entries with other types of entries to maintain data integrity and consistency.
  
  
  Solution:
  
  Review Input: Check the input fields to ensure that if a class is entered, no other entries are made. If you need to