How To Fix M8641 - No search fields defined for this line layout

SAP Error Message - Details

• Message type: E = Error

• Message class: M8 - Invoice Verification/Valuation

• Message number: 641

• Message text: No search fields defined for this line layout

What causes this issue?

For the selected line layout, the system configuration settings do
not contain any specifications concerning the fields for which a search
is to be carried out.

How to fix this error?

You may want to choose a line layout that permits you to search (if so,
choose <LS>Settings</> --> <LS>Line layout</>).
If you want to perform a search for the set line layout, you must ask
your system administrator to change the display variant in the
Customizing system of Invoice Verification. For the line layout, you
can enter the fields that are to be offered as search criteria (via
<LS>Environment</> --> <LS>Field selection</> --> <LS>Search</>).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message M8641 - No search fields defined for this line layout ?

  The SAP error message M8641, "No search fields defined for this line layout," typically occurs in the context of the SAP Materials Management (MM) module, particularly when working with line layouts in transaction codes that involve material documents or inventory management.
  
  Cause:
  This error usually arises when:
  
  Line Layout Configuration: The line layout being used does not have any search fields defined. This can happen if the layout was not properly configured or if the layout is not suitable for the data being processed.
  Missing Customization: The necessary customization settings for the line layout may not have been completed, leading to the absence of search fields.
  User Authorization: In some cases, the user may not have the necessary authorizations to view or use certain line layouts.
  
  
  Solution:
  To resolve the M8641 error, you can take the following steps:
  
  
  Check Line Layout Configuration:
  
  Go to the configuration settings for line layouts in the relevant transaction (e.g., transaction code OMJJ for