How To Fix M8842 - No layer exists for pool & in & &

M8842 - Overview

• Message type: E = Error

• Message class: M8 - Invoice Verification/Valuation

• Message number: 842

• Message text: No layer exists for pool & in & &

What causes this issue?

No <GL:layer>layers</> exist for your combination of
<GL:valuation_area>valuation area</> and pool number.

How to fix this error?

Check and correct your input.

Error message extract from SAP system. Copyright SAP SE.

M8842 - Details

• The SAP error message M8842 "No layer exists for pool & in & &" typically occurs in the context of Material Management (MM) or Production Planning (PP) modules when the system is unable to find a specific data layer for a given pool. This can happen during various operations, such as when trying to access or process material master data, production orders, or inventory management.
  Causes:
  
  Missing Data Layer: The specified data layer for the material or pool does not exist in the system. This could be due to data not being maintained or incorrectly configured.
  
  Configuration Issues: There may be issues with the configuration of the material master or the relevant data pools.
  Transport Issues: If the system has recently undergone a transport of changes, the data layer may not have been included or properly transported.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access certain data layers.
  
  Solutions:
  
  Check Material Master