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SAP LSMW Explained with example

Updated May 19, 2018

LSMW is a tool used to tranfer data from legacy system to R/3 periodically or once.It supports conversion of data and Batch Input,BAPI,IDOC or Direct Input can be used as the method for transfer of data.Total of 26 processing steps are available in LSMW ,In case of data transfer using Batch Input only 14 steps are required.


Execute the transaction LSMW to start transfer of data,Before using the LSMW we should have good knowledge about the business object and the fields that will be transferred.


There are 14 steps that are normally used and these are :

1) Maintain Object Attributes.
2) Maintain Source Structures.
3) Maintain Source Fields.
4) Maintain Structure Relations
5) Maintain Field Mapping and conversion rules .
6) Maintain Fixed Values,translations ,user defined routines.
7) Specify Files .
8) Assign Files .
9) Read DATA.
10) Display Read Data.
11) Convert Data.
12) Display Converted Data.
13) Create Batch Input Session.
14) Run Batch Input Sesion.



Comments

  • 10 Feb 2010 6:47 am Guest
    all,
    can you help pls... I added a field to source field on LSMW load program. Now, the new field is not available to me on the field mappimng conversion rules. What I am doing wrong ? Thanks very much.
    Tony
  • 25 Jun 2013 11:14 am terankumar
    IS it possible to uplaod vendor balance and as well as G/L balance through LSMW at a time. If possible kindly explain with t-code exp.
    I have tried with f-43 f-02 & fb60 but is is showing error.

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