How To Fix GM008 - Secondary cost planning on order & not supported

GM008 - Overview

• Message type: E = Error

• Message class: GM - Combination manager

• Message number: 008

• Message text: Secondary cost planning on order & not supported

What causes this issue?

The status of an order decides which activities are allowed. In
addition, you can enter a blocking group that blocks certain activities
for this order individually. An activity can only be performed for an
order if the status allows it and if it does not belong to the group of
blocked activities.

System Response

Activity-related cost planning is not allowed for order &V1&.

How to fix this error?

To plan order &V1&, you must set a status that allows the activity RKP3
('CO planning of activity-related costs'), and the order must not be
blocked for this activity.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GM008 - Secondary cost planning on order & not supported ?

  The SAP error message GM008, which states "Secondary cost planning on order & not supported," typically occurs in the context of controlling and cost management within SAP, particularly when dealing with internal orders and cost planning.
  
  Cause:
  The error GM008 is generally triggered when there is an attempt to perform secondary cost planning on an internal order, which is not supported by the system. Secondary cost planning refers to the allocation of costs that have already been incurred, such as overheads or internal allocations, rather than primary costs, which are direct costs like materials or labor.
  Possible Reasons:
  
  
  Configuration Issues: The internal order type may not be configured to allow secondary cost planning.
  Incorrect Transaction: The user may be trying to use a transaction that is not intended for secondary cost planning.
  Order Status: The internal order may be in a status that does not allow for secondary cost planning activities.
  Cost Element Type: The cost element