LSMW Made Easy - SAP ABAP - Tutorial In Simple Words.

LSMW is a tool provided by SAP in order to upload huge amount of data from legacy file to R/3 system.In simple words, it helps to transfer data from legacy systems (Non SAP System) into an R/3 System (SAP System).

INDEX

-- Introduction to LSMW

-- Difference Between LSMW & BDC

-- When to Use LSMW

-- Advantages of LSMW

-- Disadvantages of LSMW

-- Import Methods In LSMW & It's Advantages & Disadvantages

Step By Step Explained in Detail. 
(Import Method - Batch Input Recording)

STEP 1: Create Project / Sub-Project / Object

STEP 2: Maintain Object Attributes: Select Maintain Object Attributes and Execute

STEP 3: Maintain Source Structures

STEP 4: Maintain Source Fields

STEP 5: Maintain Structure Relations

STEP 6: Maintain Field Mapping and Conversion Rules

STEP 7: Maintain Fixed Values, Translations, User Defined Routines

STEP 8: Specify Files

STEP 9: Assign Files

STEP 10: Read Data

STEP 11: Display Read Data

STEP 12: Convert Data

STEP 13: Display Converted Data

STEP 14: Create Batch Input Session

STEP 15: Run batch Input Session

Step By Step Explained in Detail. 
(Assigning a Transaction Code to LSMW)

STEP 1: Create Screen Variant.

STEP2: Create Transaction Variant.

STEP 3: Create Transaction Code Via SE93 Transaction Code.