WmAppPlat Error installing project bundle in the repository!

Hi
I have installed WmAppPlat package on 9.10 IS however when I try to deploy to IS my Project
I get following error in Designer. What is still needed to have this deployed to IS to test following tutorial :
https://techcommunity.softwareag.com/techniques-blog/-/blogs/webmethods-application-platform-jump-start

Here is the error:
Project bundle generated!
Error installing project bundle in the repository! null
Designer is connected to the server over JMX as required; however, the App Platform remote service is unavailable.
Verify the ‘Application Platform Support’ component is installed for this server.
java.lang.reflect.UndeclaredThrowableException
Thanks
Brg