I then installed oracle-java9 for jdk (no openjdk is installed) and installed libGLU libcairo2 libgl1-mesa-glx from the apt repos to fill out the requirements. Finally I install alfresco per the guide linked above. Everything's great. All goes as smooth as butter....
So starting from a working installation:
I try to add record management amp. I've tried 2.5.a and 2.4.b but both come up with the same issues.