Yup, I too think FE stitching is broken in 2.5.0 A1 as reported here:http://www.autopano.net/forum/t9223-apg-2.5.0-a1-winxp32-poor-results-with-fe-image-set
And here's another example.
Using this FE image set - low res. shot with D40 and Nikkor 10.5mmFE:http://www.three60views.org.uk/image_sets/nikkor105-01.zip
First screenshot APG 2.5.0 using Ransac model - Similarity.
Second screenshot APG 2.5.0 using Ransac model - 3D full. Two of the images are omitted altogther.
Thirsd screenshot APG 2.0.9.
OS is Windows XP Pro with SP3, and using Nvidia GPU.