The AIR 2.5 SDK has recently been updated.
It comes with a fix, which is mentioned thus, in the release note: “Fixed issue in previous AIR 2.5 SDK that prevented Flex-mojos plugins from working properly.”
There are a couple of new things in this SDK about which you can read here. The security improvements are mentioned here. There are some known issues for Desktop and Android too. You can read about them in the release notes here.
The SDK itself can be downloaded from the SDK download page.
Do share your feedback, in the comments section below.