Error Message :
An error was discovered processing the header
The user name and password is being passed as a null value when using "basic" for the security authentication.
Using this method works successfully in the version 2 agent with Applications Manager (AM) version 8.
Root Cause: Currently v4.2 is not compatible with AM but Automic is working on making the v4 RA.WebService Agent compatible with AM and plans to release this mid 2018 as v4.3 of the agent.
Update to a fix version listed below or a newer version if available.
Fix Status: In Progress
RA Web Services v4.x - Planned release date: 7/12/2018