SAP Table Maintenance Generator (TMG) is a tool to generate a table maintenance program i.e. it will generate a program to maintain (Create, Edit & Delete) entries in a table. To generate a table maintenance generator (TMG) for a table, display the table in ABAP Dictionary SE11. Select Delivery and Maintenance tab, Provide A for Delivery class and select Display/Maintenance allowed for data browser/table view editing. From top menu bar select Utilities > Table maintenance generator. Enter the proper authorization group (&NC& is without any authorization) and function group. If the entered function group does not exist, it will create a new function group to store the dialog modules of TMG. Select “one step” for Maintenance type and click on “Find Screen Numbers” on application toolbar. Select Propose screen numbers and click on continue. The screen number for overview screen will be automatically populated as marked in the u...