USER EXIT

User-Exits allow you to add own functionality to SAP standard screen without modifying the standard program.
User-exits are generally collected in includes and attached in standard program by SAP.

Finding User Exit

• Go to transaction SE93 and type transaction you want find user exit

          

          Click Display

• Get Package

          

• Go to transaction SMOD

        

       
















       
         Here if we enter the enhancement name it results the list of user exit names.

         But we don’t known the Enhancement name so press Find Button or press Utilities > Find.

• Write package and press Execute 

         

• List of available User Exit after Execute

          

Step to Implement User Exit

• Go to transaction CMOD to register user exit and activate it.

          Click on Create         

       
          Click on save button, define package and define transport request in you want transport to other           client 

         

• Click on Enhancement Assignment button.  

         

• Input Exit Name which have been found before and click on Components button

         

• Double Click on Function Exit name

         

        

        Every Import and Tables parameter can be use according necessary requirements

• Double Click on Include Program.

         

         Warning message means Include Program has not been created.
         Press Enter will pop up notify to create object. Click on Yes to create object.

         

• Write the code and activate

          

• Back to Project Enhancement Assignments Form  

         

• Click on Activate 

         

Testing User Exit

• Go to transaction XK02 to Change Vendor Master

          

            Press Enter

           

           Choose blank Title and Save

          Show Message from User Exit