Here we would like to draw your attention to WCF_UI transaction code in SAP. As we know it is being used in the SAP CA-GTF (General Application Functions in CA) component which is coming under CA module (Cross Application).WCF_UI is a transaction code used for WCF UI in SAP.
It comes under the package AXT_RUNTIME.
Transaction WCF_UI technical data table
| Tcode | WCF_UI |
| Purpose | WCF UI |
| Module | CA |
| Component | CA-GTF |
| SAP Package | AXT_RUNTIME |
| Type | P |