How To Fix CE361 - Method &: Base quantity & is not equal to 1

SAP Error Message - Details

• Message type: E = Error

• Message class: CE - CAPP messages

• Message number: 361

• Message text: Method &: Base quantity & is not equal to 1

What causes this issue?

You are calculating standard values for a task list of the type &V3&.
You cannot specify a base quantities for operations in task lists of
the type &V3&, because the standard values in operations of these task
lists always refer to the quantity 1. For this reason, the base
quantity &V2& in method &V1& is not taken into account.

How to fix this error?

Use methods with the base quantity 1 for task lists of the type &V3&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CE361 - Method &: Base quantity & is not equal to 1 ?

  The SAP error message CE361 ("Method &: Base quantity & is not equal to 1") typically occurs in the context of controlling (CO) and product costing. This error indicates that there is a discrepancy in the base quantity used in a method for calculating costs or allocations. The base quantity is expected to be 1, but the system has detected a different value.
  Cause:
  
  Incorrect Configuration: The method defined in the costing variant or allocation structure may not be set up correctly, leading to an unexpected base quantity.
  Data Entry Errors: There may be incorrect data entries in the master data or transaction data that affect the base quantity.
  Inconsistent Units of Measure: The units of measure used in the cost object or the materials may not be consistent, leading to a mismatch in expected quantities.
  Custom Code or Enhancements: If there are custom developments or enhancements in the system, they might be affecting the calculation of the base quantity.
  
  Solution:
  
  Check Configuration: Review the configuration settings for the costing variant, allocation structure, and any related methods. Ensure that the base quantity is set correctly and that the method is appropriate for the type of cost calculation being performed.
  Review Master Data: Check the master data for the materials or cost objects involved. Ensure that the units of measure and other relevant fields are correctly maintained.
  Validate Transaction Data: Look at the transaction data that is being processed when the error occurs. Ensure that the quantities being used are as expected and that there are no discrepancies.
  Debug Custom Code: If there are any custom enhancements or user exits, review the code to ensure that it is not inadvertently changing the base quantity or causing the error.
  Consult Documentation: Refer to SAP documentation or notes related to the specific method or transaction you are working with for any known issues or additional guidance.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CK11N (Create Cost Estimate), CK40N (Change Cost Estimate), and others that may be involved in the costing process.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the issue persists after following these steps, it may be beneficial to involve your SAP support team or a consultant with expertise in SAP CO and product costing.