How To Fix /SAPAPO/MC01128 - Indicator for class characteristic & will be reset

/SAPAPO/MC01128 - Overview

• Message type: E = Error

• Message class: /SAPAPO/MC01 -

• Message number: 128

• Message text: Indicator for class characteristic & will be reset

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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/SAPAPO/MC01128 - Details

• The SAP error message /SAPAPO/MC01128 indicates that there is an issue with the indicator for a class characteristic in the context of SAP Advanced Planning and Optimization (APO). This error typically arises when the system is trying to process a characteristic that is not properly defined or is incompatible with the current configuration.
  
  Cause:
  
  Missing or Incorrect Configuration: The characteristic may not be properly configured in the class or may not be assigned correctly to the relevant object.
  Incompatible Data: The data being processed may not meet the requirements for the characteristic, leading to the indicator being reset.
  Master Data Issues: There may be issues with the master data related to the class or characteristic, such as missing values or incorrect data types.
  System Settings: The settings in the APO system may not align with the requirements for the characteristic.
  
  
  Solution:
  
  
  Check Characteristic Configuration:
  
  Go to the transaction code CT04 (for characteristics) and verify that the characteristic is