SAP web dynpro is still in use and is a good way for ABAP devevloper to create web screens for end users.
Tips and tricks for basis
Transactions:
- SICF: activation or de-activation of web dynpro services (see blog for all SICF tips and tricks)
- SICF_SESSIONS: Enable HTTP security session management at backend(ABAP) system
- SMGW: gateway monitor
- SMICM: HTTPs settings
General:
- Activation of web dynpro general framework: read this blog
- 2651623 – WDA: How to test a Web Dynpro ABAP application from the backend system
- 2699212 – WDA: How to set parameters globally in Web Dynpro ABAP
SAP help documentation on WebDynpro can be found here (very extensive).
Unified rendering
Web dynpro uses the unified rendering framework. This needs regular patching. See this blog for more information.