How To Fix KI154 - Enter activity type only in conjunction with cost center

SAP Error Message - Details

• Message type: E = Error

• Message class: KI -

• Message number: 154

• Message text: Enter activity type only in conjunction with cost center

What causes this issue?

You have specified an <DS:DE.LSTAR>activity_type</> as an account
assignment object without the corresponding
<DS:DE.KOSTL>cost_center</>.

System Response

You can only specify an activity type together with a cost center.

How to fix this error?

Delete the account assignment for the activity type or enter a cost
center.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KI154 - Enter activity type only in conjunction with cost center ?

  The SAP error message KI154 ("Enter activity type only in conjunction with cost center") typically occurs in the context of controlling (CO) when you are trying to enter an activity type without specifying a corresponding cost center. This error is common when working with internal orders, cost centers, or activity allocations in SAP.
  Cause:
  The error arises because the system requires a relationship between the activity type and a cost center. Activity types are used to define the type of work performed, and they need to be associated with a cost center to allocate costs correctly. If you attempt to enter an activity type without specifying a cost center, the system cannot process the transaction, leading to this error.
  Solution:
  To resolve the KI154 error, you should ensure that you are entering both an activity type and a corresponding cost center in your transaction. Here are the steps to follow:
  
  
  Check Input Fields: Make sure that you have filled in the cost center field along with the activity type field in the relevant transaction screen.
  
  
  Verify Cost Center: Ensure that the cost center you are entering is valid and active. You can check this in the cost center master data.
  
  
  Review Configuration: If you are consistently facing this issue, it may be worth reviewing the configuration settings for activity types and cost centers in the controlling module. Ensure that the activity types are correctly assigned to the relevant cost centers.
  
  
  Consult Documentation: If you are unsure about the correct activity types or cost centers to use, refer to your organization's internal documentation or consult with your SAP CO module expert.
  
  
  Testing: After making the necessary adjustments, try to re-enter the data to see if the error persists.
  
  
  Related Information:
  
  Transaction Codes: This error can occur in various transactions related to cost accounting, such as KSB1 (Cost Centers: Actual Line Items), KB21N (Enter Manual Repostings of Costs), or others where activity types are involved.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. Sometimes, specific versions of SAP may have bugs that are documented in SAP Notes.
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to enter data related to cost centers and activity types.
  
  By following these steps, you should be able to resolve the KI154 error and successfully enter the required data in SAP.