I can find the AFX_EHAM_flytampa_dummy.bgl file in the folder you mentioned. I installed it via the installer. The problem i describe here is the same as mentioned in the other thread which I missed when writing this post.

Yeah just reported the same, have 5.1 and my 747 has these problems too... Also on S2 at the Cargo Apron

Hi, i just installed EHAM in my new P3D v5 and suddenly problems appear that haven't been there before in v4: When taxiing for example on S2 - but this also happens in other locations - the 747 seems to have problems with the ground and starts to jump around. An example is in the attachement. The sc...