LTMC – Legacy Transfer Migration Cockpit.

LTMC - Legacy Transfer Migration Cockpit.

When we Implement SAP S/4HANA solution then we have to migrate master and business data from SAP systems or non-SAP systems to SAP S/4HANA. By using  SAP S/4HANA LTMC – Legacy Transfer Migration Cockpit.

Basically, we use LSMW Legacy System Migration Workbench in SAP ECC system but now, we can use different process for migrating the data from Non SAP or SAP system to SAP S/4 HANA system through LTMC Legacy Transfer Migration Cockpit.

The SAP S/4HANA migration cockpit uses migration objects to identify and transfer the relevant data. A migration object describes how to migrate data for a specific business object to SAP S/4HANA. It contains information about the relevant source and target structures, as well as the relationships between these structures. It also contains mapping information for the relevant fields, as well as any rules used to convert values that are migrated from source fields to target fields. SAP provides predefined migration objects that you can use to transfer your data.

The Tool is used to perform Migration is LTMC – (Legacy Transfer Migration Cockpit)

You can access the SAP S/4HANA migration cockpit by using transaction LTMC.

LTMC – Step-by-Step

1.Execute T.Code LTMC

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

2. LTMC Web page / Fiori App will get opened and click on create button.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

3. Provide Project Title & Data Retention Time and hit Create to create new Migration project.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

4. In the Search bar, we can look for an object which we want to use and upload data.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

5. Select Required Object and click open.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

It’s just an information  and press ok .

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

6. Click on Download Template so XML file will be downloaded.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

7.  A pre-filled Template with detailed of each field and business is available.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

8. In Field, List Sheet will find each sheet which and all are mandatory  based on that we will fill data and upload .

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

9. In Basic Data Sheet highlighted column is mandatory and fill the remaining fields and sheets as per requirement.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

10. In the last Sheet, “Maintenance Status Settings” Sheet will be activating which screens are required as per business.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

11. Once the template is ready with all required data need to follow below Steps –

A. Upload File

B. Activate

C. Start Transfer

D. Data Validate

E. Convert values

F. Simulate

G. Execute Import

A. Upload File

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

B. Activate

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

C. Start Transfer

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

D. Data Validate

Once Data will get Transferred then Close button will get enabled and click next.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

Click next button.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

E. Convert values

If any error or data is missing will get error hear if all data in template is good we can proceed further.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

When we are executing for the first time particular object in a project we need to Map fields.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

Click  each line item and do Mapping  of Values and select line Item and Click on check option Icon , once status turns into Green Light then click save button so next time system will do the mapping automatically.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

F. Simulate

Once all the mapping is completed and no open items click next to simulate Import .

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

Once its completed then click on close button to proceed further.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

G. Execute Import

Backed  Program  will execute import and data gets simulated if any missing data of mandatory fields and fields Mapping is wrong.

If we find any error message then go back and fix it then repeat the same steps.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

Click on Finish button.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

Now , the Migration status has finished.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

1. Now we need to check whether Material is created or not.

2. Go to Display Material Fiori App and Search with the Material Number which you created.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.
LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

3. Select required Fields.

LTMC Legacy Transfer Migration Cockpit in SAP S/4 HANA Sales.
LSMW - Legacy System Migration Workbench.

4. Material with all the fields got updated with Screens.

Conclusion

By this way, We can upload the Master Data through LTMC in SAP S/4 HANA system.

In this similar way, We can upload all Master Data through LTMC, since Data Upload Procedure is same in LTMC for all Master Data.

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