The new HANA technologies, CDS (Core Data Services) and AMDP (ABAP Managed Database Procedures). We will explain what they are, how to use them and how to debug them in ERP and Eclipse. How to navigate and debug in Eclipse. All new HANA code will be done in this environment and not in ERP. How to use and debug BADIs as compared to user-exit. We will also teach you how to check all active BADIs relevant for a transaction. SAP Webservices and how to debug them. Debugging SAP Fiori. Topics such as Smarforms and export/import memory. Finally, we show you the best method to debug SAP standard code! Not an easy task. Introduction Core ABAP commands Learning to debugging in S4 HANA Example of Advance Debugging in SAP Object Oriented Programming in SAP S4 HANA Reporting Debugging HANA Technology – CDS (Core Data Services) ABAP Managed Database Procedures (AMDP) Fiori – SAP New GUI Smartforms Interface Webservice Enhancement in S4 HANA Enterprise Services