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Finding and Implementing SAP Customer Exits

SAP Customer Exit is a feature of SAP software that allows customers to add their own functionality to SAP programs without modifying the original source code. It provides a way to customize SAP software to meet specific business requirements without compromising the stability and integrity of the system.

Customer Exits are pre-defined locations within SAP programs where customers can add their own code. When the SAP program runs, it checks whether a customer exit exists at a specific point in the program, and if it does, the system calls the customer's own code to execute specific functionality. Customer Exit functionality can be developed using ABAP programming language, which is the programming language used in SAP.

By using SAP Customer Exit, customers can enhance standard SAP functionality, automate specific business processes, and integrate with third-party software. Examples of SAP Customer Exit functionality include adding custom fields to SAP transactions, modifying standard SAP reports, and integrating with external systems.

SAP provides a range of Customer Exits that are available for customers to use, as well as documentation and support for developing custom Customer Exit functionality. Using Customer Exit functionality allows customers to tailor SAP software to meet specific business needs and improve overall system efficiency.

Finding SAP Customer Exits

Step 1: Go to SAP transaction code CMOD.


Step 2: Go to F4 option for the "Enhancement" field.


Step 3: Click on the button "SAP Application"


Step 4: A new window will open where we can find module specific or different SAP functionality specific customer exits here.


Step 5: Suppose we want check user exit for SAP production planning for process industries customer exits. So we have to expand PP-PI node. Now if we want to use the customer exit for process order material quantity calculation, we have to expand the node "PP-PI-POR" and then "COCR". We will find the user exit for the material quantity calculation here.


Step 6: Now click on display button if you want to check the details of the user exit.


Step 7: On the first screen, we will find the attribute details of the user exit.


Step 8: There is a function module assigned for this user exit. Double click on the function module to check the details.


Step 9: On the source code tab, there is a include where we can write our custom logic. We can also check the import, export and changing parameters from this screen.



Implementing SAP Customer/User Exits

Step 1: Go to SAP transaction code CMOD. Input a custom project name and then click on the create button.


Step 2: Provide short description for the project and then go to "Enhancement Assignment"


Step 3: A pop will come asking for saving the data. Choose "Yes"


Step 4: The project needs to be saved in a package. Provide a suitable package and press save button.


Step 5: List the required user exits in the following screen and press enter. Then go to "Components". Choose "Yes" if any pop up comes.



Step 6: Now we have to go to change mode of the following screen.


Step 7: An activate button will be visible. Click on this activate button to enable the user exit. There is a deactivate button to deactivate the exit any time.


Step 8: After activating the component, double click on the component.


Step 9: Go to the source code tab in the following screen.


Step 10: A warning message will come. Ignore the message by pressing enter. Choose "Yes" if the pop comes up.



Step 11: Input a suitable package name and press save button.


Step 12: Now write the required code to implement the user exit.












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