How To Fix M3655 - Maintain a special characteristic code

M3655 - Overview

• Message type: E = Error

• Message class: M3 - Material Master

• Message number: 655

• Message text: Maintain a special characteristic code

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 M3655 - Maintain a special characteristic code ?

  The SAP error message M3655, which states "Maintain a special characteristic code," typically occurs in the context of materials management or production planning when the system requires a specific characteristic code to be defined for a material or a characteristic that is being processed.
  
  Cause:
  The error usually arises due to one of the following reasons:
  
  Missing Characteristic Code: The material or characteristic being processed does not have a special characteristic code assigned to it.
  
  Configuration Issues: The configuration settings in the system may not be properly set up to handle the special characteristics for the material type or the process being executed.
  Data Entry Errors: There may be an oversight in data entry where the characteristic code was not filled in or was incorrectly entered.
  
  
  Solution:
  To resolve the M3655 error, you can follow these steps:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03) and check if the special characteristic code is maintained