How To Fix MG018 - The material number & is longer than allowed

MG018 - Overview

• Message type: E = Error

• Message class: MG - Batch input: material master

• Message number: 018

• Message text: The material number & is longer than allowed

What causes this issue?

You wanted to transfer a material number that is longer than the length
set in Customizing.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

You have the following options:
Transfer a shorter material number.
Ask your system administrator to increase the length allowed in
Customizing for the <LS>Material Master</> in
<DS:SIMG.SIMG_CFMENUOLMSOMSL>Define output format of material
numbers</>. The maximum length allowed is 18 characters.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MG018 - The material number & is longer than allowed ?

  The SAP error message MG018 ("The material number & is longer than allowed") typically occurs when the material number you are trying to enter exceeds the maximum length defined in the system settings. This error is common in various transactions related to material management, such as creating or changing material master records.
  
  Cause:
  
  Material Number Length Exceeded: The material number you are trying to use exceeds the maximum length allowed by the system. In SAP, the standard length for material numbers is usually 18 characters, but this can vary based on system configuration.
  Configuration Settings: The settings in the material master configuration may have been altered, leading to a different maximum length for material numbers.
  Data Entry Error: There may be a typographical error or an incorrect format in the material number being entered.
  
  
  Solution:
  
  Check Material Number Length: Ensure that the material number you are trying to enter does not exceed the maximum length allowed.