That is output from another opengraph program that also has issues with my configuration.
My WordPress address is https://ssl.jmedved.com/wordpress and that is what I use for administration. However, site is at https://www.jmedved.com/.
WordPress itself, works fine. Quite a lot of plugins have issue with a given setup…
I have tried version 1.4.2 and I get a slightly different error (
https://www.jmedved.com/content/opengraph-failedtoopenstream2.png)