How To Fix GM045 - Primary cost postings to cost center & not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: GM - Combination manager

• Message number: 045

• Message text: Primary cost postings to cost center & not supported

What causes this issue?

Cost center &v1& is blocked for primary postings. The block was set in
the master record of the cost center for period(s) &V2&.

System Response

You cannot include the cost center in actual accrual.

How to fix this error?

Please check the blocking indicators for cost center &V1& using the
master data maintenance function.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GM045 - Primary cost postings to cost center & not supported ?

  The SAP error message GM045 ("Primary cost postings to cost center & not supported") typically occurs in the context of the SAP Controlling (CO) module, particularly when dealing with budget management and cost allocations. This error indicates that there is an attempt to post primary costs directly to a cost center, which is not allowed under certain configurations or settings in the system.
  Cause:
  
  Budgeting Configuration: The system may be configured to prevent direct postings to cost centers for certain types of transactions, especially in the context of budget management.
  Cost Center Type: The cost center may be defined in a way that does not allow primary cost postings. For example, it could be a statistical cost center or a cost center that is not set up for direct cost allocations.
  Transaction Type: The type of transaction being processed may not be compatible with direct postings to cost centers.
  Authorization Issues: The user may not have the necessary authorizations to post costs to the specified cost center.
  
  Solution:
  
  Check Cost Center Configuration: Review the configuration of the cost center in question. Ensure that it is set up to allow primary cost postings. This can be done in the SAP configuration settings under the Controlling module.
  Review Budgeting Settings: If the organization uses budget management, check the budgeting settings to ensure that direct postings to cost centers are permitted.
  Use Alternative Posting Methods: If direct postings are not allowed, consider using alternative methods such as:
  
  Posting to a different account (e.g., a cost element that allows for the desired posting).
  Using internal orders or projects to capture costs before allocating them to the cost center.
  
  
  Check User Authorizations: Ensure that the user attempting the posting has the necessary authorizations to post costs to the specified cost center.
  Consult Documentation: Review SAP documentation or consult with your SAP support team for specific guidance related to your organization's configuration.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on configuration settings.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  KS01: Create Cost Center
  KS02: Change Cost Center
  KSB1: Cost Centers: Actual Line Items
  
  
  Training and Support: Consider training sessions or support from SAP consultants to better understand the implications of cost center configurations and postings.
  
  By addressing the underlying causes and following the suggested solutions, you should be able to resolve the GM045 error and successfully post costs in SAP.