Some times when the Master data are to be uploaded from a legacy system or from any other non connected, non SAP systems LSMW will come to the rescue. LSMW can be expanded as Legacy System Migration Workbench. This is to migrate the business entities into the CRM system. This tool actually contains following methods in which we can import data to CRM system:
- Standard Batch / Direct Input
- Batch Input Recording
Out of these methods we will have a look into the steps of the importing business partners using Idoc method.
Step 1: Create project using transaction LSMW
Step 2: Select Maintain Attributes Radio Button:
Step 3: Maintain Attributes
Select Idoc Radio button and give "Message Type and Basic Type".
Click on Save.
Step 4: Activate Inbound processing.
The following screenshots explain the activation of Idoc Inbound processing.
Click "Idoc inbound processings" under settings.
Here maintain "Port" and "Partner type" and Partner number here and Press Activate Idoc Inbound processing.
Step 5: Maintain Source attributes
Click on "Maintain source structures" radio button. Click on Source attributes and then click on create.
Step 6: Maintain source fields
Step 7: Maintain structure relations
Click on structure relation and click on relationship as shown above to maintain relationship.
Step 8: Maintain field mapping
And press F8.
Extras ==> Auto field mapping. Press Enter until you get a popup message field mapping completed.
Step 9: Specify files
Click on the Legacy data while taking file from presentation server and click create.
Step 10: Assign files
Step 11: Read data
Step 12: Display Read data
Step 13: Convert Data
Step 14: Start Idoc generation
We will get popup like this:
Step 15: Create Idoc overview
After this step, idocs will be created which can be viewed in transaction WE05. I hope this might help who try to import the Business objects using Idoc method of LSMW. For illustration purposes i have combined partners and orders in few places. This is a guideline for LSMW Idoc input method.