How to use OPA1 - Maintain combination definitions

SAP Transaction Code - Details

• Transaction Code: OPA1

  Description: Maintain combination definitions

  Release: S/4HANA and ECC 6

  Menu Path:

  • Logistics > Project System > Information System > Tools > Resources > Select > Combination Definition
  • Accounting > Project System > Information System > Tools > Resources > Select > Combination Definition
  • Information Systems > Project System > Tools > Resources > Select > Combination Definition
  • Information Systems > General Report Selection > Project System > Tools > Resources > Select > Combination Definition

• • Program:

    Screen: 0

    Authorization Object:

  • Development Package: CY0C

    Package Description: Customizing Capacity Planning

    Parent Package: APPL

  • Module/Component: PP-CRP-LVL

    Description: Capacity Leveling

Smart SAP Assistant

• SAP Tcode: OPA1 - Maintain combination definitions

  
  Overview: 
  The SAP transaction code OPA1 is used to maintain combination definitions in the system. It is used to define the characteristics of a combination and the values that can be assigned to them. This transaction code is used to create, change, and delete combination definitions. 
  
  Functionality: 
  The OPA1 transaction code allows users to define combinations of characteristics and their values. This is done by creating a combination definition, which consists of a set of characteristics and their values. The combination definition can then be used to create combinations of characteristics and their values that can be used in various processes. 
  
  Step-by-step How to Use: 
  1. Enter the transaction code OPA1 in the command field. 
  2. Select the “Create” button to create a new combination definition. 
  3. Enter the name of the combination definition and select “Save”. 
  4. Select the “Characteristics” tab and enter the characteristics and their values for the combination definition. 
  5. Select “Save” to save the combination definition. 
  6. Select “Activate” to activate the combination definition in the system. 
  7. Select “Back” to return to the main screen of the transaction code OPA1. 
  
  Other Recommendations: 
  It is recommended that users familiarize themselves with the different characteristics and their values before creating a combination definition using this transaction code. Additionally, users should ensure that all necessary information is entered correctly when creating a combination definition, as incorrect information may lead to errors in other processes that use this combination definition.