How To Fix MW790 - Values for seasonal scheduling could not be selected

MW790 - Overview

• Message type: E = Error

• Message class: MW - Messages IS-R / Allocation Tables

• Message number: 790

• Message text: Values for seasonal scheduling could not be selected

What causes this issue?

The business function is not activated. The values for seasonal
scheduling could not be selected.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MW790 - Values for seasonal scheduling could not be selected ?

  The SAP error message MW790, which states "Values for seasonal scheduling could not be selected," typically occurs in the context of materials management and production planning when the system is unable to retrieve or process seasonal scheduling data for a material. This can happen for various reasons, including configuration issues, missing data, or incorrect settings.
  Causes:
  
  Missing Seasonal Data: The seasonal data for the material may not be maintained in the system. This includes missing entries in the seasonal scheduling tables.
  Incorrect Configuration: The configuration settings for seasonal scheduling may not be set up correctly in the system.
  Material Master Issues: The material master record may not have the necessary data or may not be set up for seasonal scheduling.
  Planning Version Issues: The planning version being used may not have the seasonal data included.
  Authorization Issues: The user may not have the necessary authorizations to access the seasonal scheduling data.
  
  Solutions:
  
  Check Seasonal Data: Verify that the