How To Fix MM143 - You cannot maintain the material memo here

MM143 - Overview

• Message type: E = Error

• Message class: MM - Messages for material master maintenance and Customizing

• Message number: 143

• Message text: You cannot maintain the material memo here

What causes this issue?

You wanted to maintain the material memo. However, this is not possible
in the following cases:
When scheduling the creation or changing of a material
If you have not specified a plant
If you have not selected a view for the user department <LS>MRP</>.

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?

Check and extend your data as required.

Error message extract from SAP system. Copyright SAP SE.

MM143 - Details

• The SAP error message MM143, which states "You cannot maintain the material memo here," typically occurs when you are trying to make changes to a material memo in a context where it is not allowed. This can happen in various scenarios, such as when the material is locked, when you are in the wrong transaction, or when the material is in a status that does not permit changes.
  Causes:
  
  Material Status: The material may be in a status that does not allow changes (e.g., blocked, inactive).
  Transaction Context: You might be in a transaction that does not support maintaining material memos.
  Authorization Issues: The user may not have the necessary authorizations to make changes to the material memo.
  Material Type Restrictions: Certain material types may have restrictions on maintaining memos.
  System Configuration: Custom configurations or settings in the system may prevent changes to material memos.
  
  Solutions:
  
  Check Material Status: Verify the status of the material. If it is