How To Fix MA491 - Capacity planning is not possible for this charact. values combination

SAP Error Message - Details

• Message type: E = Error

• Message class: MA - Sales and Operations Planning

• Message number: 491

• Message text: Capacity planning is not possible for this charact. values combination

What causes this issue?

Capacity planning cannot be performed for the current planning object
(characteristic values combination) in the details display.
The calculation of the capacity load can only be made for the planning
object that was specified in initial planning. Capacity planning cannot
be performed for planning objects on other levels in the planning
hierarchy.

System Response

The capacity load is not be calculated and displayed.

How to fix this error?

If the capacity load is calculated for this planning object, call up
planning again. Specify the characteristic values combination for the
planning object in the initial screen.
The capacity load is only recalculated for periods in which the values
in the planning table have changed.
The capacity load can be recalculated for several planning objects
using mass processing.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MA491 - Capacity planning is not possible for this charact. values combination ?

  The SAP error message MA491, which states "Capacity planning is not possible for this characteristic values combination," typically occurs in the context of production planning and capacity management within SAP. This error indicates that the system cannot perform capacity planning for a specific combination of characteristics and values associated with a production order or a planned order.
  Causes:
  
  Missing Master Data: The characteristic values combination may not be defined in the relevant master data, such as the work center, routing, or production version.
  Incorrect Configuration: The configuration settings for the material or production process may not support the specific characteristic values.
  Capacity Constraints: The work center may not have the necessary capacity defined for the specific combination of characteristics.
  Planning Version Issues: The planning version being used may not be set up correctly to handle the characteristic values.
  Material Status: The material may have a status that prevents capacity planning, such as being blocked or inactive.
  
  Solutions:
  
  Check Master Data: Verify that the characteristic values combination is correctly defined in the relevant master data (e.g., material master, routing, work center).
  Review Configuration: Ensure that the configuration settings for the material and production process are correct and support the required characteristic values.
  Adjust Capacity Planning: Check the capacity planning settings for the work center and ensure that it can handle the specific characteristic values combination.
  Planning Version: Make sure that the correct planning version is being used and that it is configured to allow capacity planning for the characteristic values.
  Material Status: Check the status of the material and ensure it is active and not blocked for planning purposes.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like C223 (Change Characteristic) or C201 (Change Routing) to review and modify the relevant master data.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  Documentation: Refer to SAP documentation for detailed information on capacity planning and characteristic value combinations.
  Support: If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  By following these steps, you should be able to identify the root cause of the MA491 error and implement the necessary solutions to resolve it.