SAP ABAP Programming Made Easy - Theory & FAQs

ADVANTAGES OF LSMW: -- It's a code free tool (however if required coding can be done) - Therefore it helps functional people to upload data from legacy to SAP system. -- Since it's an uploading tool provided by SAP, it has a structured way of working. You will have to finish every step before starting the next step. -- Since it is integrated in R/3 it is independent of individual platform. The entire project can be downloaded and uploaded in any environment unlike BDC which has to be developed in development server and then transported to Production Server. -- It can be preferred when there is a need to upload large volume of data. -- It is preferred only if there is a requirement for one time transfer of data. DISADVANTAGES OF LSMW: -- It's not suitable for frequent data transfer as there are a number of steps that are to be repeated every time. IMPORT METHODS IN LSMW: There are four standard import methods available in LSMW. IDOC's: Adva

INTRODUCTION - LSMW  -- LSMW is a tool provided by SAP in order to upload huge amount of data from legacy file to R/3 system. -- The Legacy System Migration Workbench (LSMW) is a tool to transfer data from legacy systems (Non SAP System) into an R/3 System (SAP System). -- LSMW supports a step-by-step procedure; if one step is executed and saved then next step automatically follows. -- Apart from creation of project/ subproject/ object and recording, there are 14 basic steps included in LSMW. -- Through LSMW one can create Master data, create transactional data, modify existing master data etc. This tool is very useful when some mass changes are to be carried out and no standard SAP transactions are available for that. -- There are few standard objects available in LSMW e.g. material master, vendor master, customer master, purchasing info record, purchase requisitions, purchase orders etc. Using these standard objects one can do mass data upload and mass transac