I think we missed all this steps and even more the certificate seems to be necessary.
Does it mean we have to install the whole xs install the DI CORE incl. the mtaext again?
sap_xsac_di_-core-xxx.zip -e sap-xsac-di-3.12.7.mtaext
And also the WebIDE?
![mtaext.PNG]()
Thanks for your help!